Yankee Hill Machine Inc.
We are dedicated to Providing Yankee Hill Machine AR15 Parts at the best prices with great customer service! Yankee Hill Machine. YHM is one of our favorite vendors with superior quality and price!
Below is a quick index of Yankee Hill part numbers click to go to the product or scroll down!
FLASH SUPPRESSORS:
SIGHTS:
GAS BLOCKS:
FORWARD GRIPS:
MISCELLANEOUS:
YHM-9474 Extension rail
FOREARMS:
SLINGS AND ADAPTORS:
TOOLS:
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SOLID A2 REAR SIGHT YHM-9493S
This rear sight mounts to the Picatinny rail on your AR style flat top. Featuring 1/2 MOA windage adjustment, a standard flip peep aperture, and provisions for mounting a swiveling sling stud. This affordable, lightweight sighting system takes up very little real estate, allowing you to mount scopes and other optics ahead of the sight.
$48.00
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YHM-9680:Flip up rear sight
Flip Rear Site
YHM is proud to introduce our *NEW* flip rear sight. Features include: a rugged but lightweight design with a steel base, a quick release thumb screw, and aluminum stem. Locks in the deployed position with ease and takes up very little space on the upper receiver. When folded it only measures .840 inches from the highest point down to the top of the upper receiver. It has a 1/2 M.O.A. and comes with a standard rear peep aperture. Mounts to any Picatinny rail. Designed to co-witness with the standard M16-M4 front sight and all of YHM sights.
$79.00
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YHM-9584:Front flip up sight
The new low-profile steel flip front sight. This durable sight attaches to railed gas blocks (YHM-9380 & YHM-9390A) to give you a backup iron sight. The sight folds out of the sight line with the push of a button and flips and locks in the deployed position with ease. Mounts quickly and easily with the included thumb screw. Accepts all standard AR sight posts and hardware (included)
$69.00
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YHM-9627 Forearm Front Flip Sight
YHM proudly brings to you our new steel flip front sight. This durable sight attaches to any of our railed forearms to give you a backup iron sight. The sight folds out of the sight line with the push of a button and flips and locks in the deployed position with ease. Mounts quickly and easily with the included thumb screw. Accepts all standard AR sight posts and hardware (included).
$69.00
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YHM-9495 Solid Front Sight
This sturdy front sight mounts to gas blocks to provide a convenient, reliable back-up sight for your firearm. It uses the thumb screw (included) to quickly attach and detach from the gas block. Made from aircraft quality aluminum and hardcoated to military specifications.
$39.00
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YHM-9394 Front sight Gas Block with Bayo lug
This gas block is of an all steel construction for superior strength in demanding conditions. The flip sight is easily concealed with the push of a button and locks in the deployed position. This sight accepts all standard AR sight posts and hardware. With this setup you get the convenience of a flip front sight with the same weight as the standard AR sight tower. This sight's two-piece design allows it to be mounted to firearms with pinned or welded muzzle accessories. It mounts easily and securely with four caps screws. Features include a standard bayonet lug and sling mount.
$85.00
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YHM-9390 REMOVABLE GAS BLOCK
This gas block replaces your existing front sight and allows the user to mount accessories to its two Picatinny rails. It is mounted by four Allen head cap screws for easy installation. Purchase the dovetail mounted flip front sight (YHM-9371) to retain your iron sights. Made from high quality steel and finished with a mil. spec. phosphate coating.
$48.00
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YHM-9381 LOW PROFILE GAS BLOCK
This gas block replaces you existing front sight. It is mounted by the use of two set screws. This gas block provides a simple, low profile design that could be used to mount our rifle length forearms to a carbine length barrel. Manufactured from high quality steel and finished with a mil. spec. phosphate coating. Fits the standard .750 barrel
$50.00
Note #YHM-9378 is the Specter gas block low profile $30.00
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YHM-639K TRIPLE MOUNT
Made from aircraft quality aluminum and hard coated to mil. specs. This mount attaches to the barrel of your AR rifle. It is designed to accept Picatinny style attachments. Its three mounting surfaces allow you to attach accessories such as flashlights, laser lights, etc. Clearance is provided to fit over your front sight, even with a bayonet lug. Mounts to barrels with diameters of .730 and .750 (required bushings included).
$68.00
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YHM-28-5C1 Phantom 5C1 Comp/Flash Hider
The popular Phantom Flash Suppressor has been redesigned to work as a muzzle compensator while maintaining the excellent flash hiding capabilities of its predecessor. This 5 port design has no downward facing port which helps eliminate dust problems when shooting in the prone position. The 5C1 features a "no snag" design that allows the user to navigate rough terrain without interference. For threaded barrels only. Includes crush washer.
$24.00
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YHM-5C2 5 PORT FLASH SUPPRESSOR
The popular Phantom Flash Suppressor has been redesigned to work as a muzzle compensator while maintaining the excellent flash hiding capabilities of its predecessor. This 5 port design has no downward facing port which helps eliminate dust problems when shooting in the prone position. The 5C2 keeps the aggressive front end used in hand to hand situations. For threaded barrels only. Includes crush washer.
$24.00
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YHM-28 PHANTOM FLASH SUPPRESSOR
Precision CNC machined to tough military standards. Phosphate coated to mil. specs. This suppressor virtually eliminates flash and provides excellent performance with night vision. Incorporated in the design is the ability to use the suppressor in hand-to-hand situations.
$24.00
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YHM-9380 4 RAIL GAS BLOCK
Made from quality steel and finished with a mil. spec. phosphate plating. This gas block replaces your existing front sight and allows the user to mount accessories to its four Picatinny rails. This gas block can be mounted by either drilling and pinning it in place, or by the use of set screws and a bonding agent. Purchase our dovetail mounted flip front sight (YHM-9371) to retain your iron sights.
$51.00
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YHM-9560 FOLDING FORWARD GRIP
Designed & manufactured for use in tough combat situations. This grip will fold and lock in 3 positions simply by loosening the handle, setting in desired position, and tightening. Built to install easily on a Picatinny rail.
$39.00
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YHM-9400 FORWARD GRIP
This grip mounts quickly and securely to all Picatinny rails. One quick twist allows this grip to be adjusted precisely where you want it. Simply untwist, slide to desired location, and twist to lock securely in place.
$32.50
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YHM-9420 FORWARD PISTOL GRIP
Made from aircraft quality aluminum and hardcoated to mil. specs. This grip attaches to any Picatinny rail and accepts a variety of standard AR grips. Will fit on our railed forearms, gas blocks, and triple mount.
$36.50
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YHM-9492 SEE THRU THREE RAIL SYSTEM
Made from aircraft quality billet aluminum and hardcoated to mil. specs. This system offers three Picatinny rails to mount optics and accessories to without obstructing the iron sights shown. Included in the design are two points for the mounting of a swiveling sling mount.
$97.00
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YHM-9474
These rails have been redesigned to be stronger and more rigid. Now they are perfect for mounting optics as well as any other picatinny style accessory. They add an extra mounting surface to any picat
$35.00
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YHM-9468 FRONT SIGHT SLING MOUNT, THREADED
Made from aircraft quality aluminum and hardcoated to mil. specs. This sling mount can be installed in minutes without the use of special tools or modifications. All that is needed is a 7/64 Allen wrench. The swivel can be relocated for right or left handed shooters without the removal of the mount.
$28.50
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YHM-9485S DOVETAIL SLING MOUNT, THREADED
This sling mount can be installed on any Picatinny style rail. This product allows maximum comfort by allowing versatility in sling placement. Works great for both right and left handed shooters. Made from aircraft quality aluminum and hardcoated to Mil. Specs. This item includes the swivel stud YHM-9469.
$20.50
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YHM-638 BIPOD ADAPTER
Made from aircraft quality aluminum and hardcoated to mil. specs. This adapter allows you to mount a Harris bipod to any Picatinny rail.
$26.00
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YHM-9486A DOVETAIL ANGLE MOUNT
Made from aircraft quality aluminum and hardcoated to mil. specs. These mounts are great for mounting scopes, flashlights, lasers, etc. at a 45 degree angle. When used for scopes on your flat top upper receiver these mounts still allow you to witness the iron sights.
$15.00
YHM-9690A- 3 slot $22.00
YHM-9691A- 5 slot $26.00
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YHM-9474 RAIL EXTENSIONS
Made from aircraft quality aluminum and hardcoated to mil. specs. Available in 5 inch (YHM-9474) length. This extension offers extra mounting surface to your flat top upper receiver or extends off you railed forearms or gas block to accept larger accessories such as laser sight combinations.
$35.00 each
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YHM-9490 HALF INCH RISER
Picatinny Risers
*New and Improved* These risers now meet mil. spec 1913 and use a larger screw for more clamping power. They fit any picatinny rail. Great for elevating scopes, sights, flashlights, etc. These risers elevate your accessories 1/2”. Made from aircraft quality aluminum and hardcoated to Mil. Specs.
$11.00
YHM-226 Mini riser $12.00
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YHM-9355 FRONT SIGHT BLANK
Made from quality steel forging and mil. spec. plated. These sights replace your stock AR front sights and accept the same posts and hardware. Available with or without the bayonet lug.
$30.00
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YHM-9469 SWIVEL STUD
This stud attaches to our products with the ability to adapt a swiveling sling mount.
$6.00
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YHM-9555 MOUNTING SCREW, THREADED
Made from quality steel and mil. spec. plated. Use this screw to mount our risers, sights, scopes, etc. This screw offers a mounting point for a swiveling sling mount.
$11.00
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YHM-9550 MOUNTING SCREW, PLAIN
Made from quality steel and plated to mil. specs. Excellent for mounting our mini risers, sights, scopes, etc.
$8.00
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SOLID FOUR RAIL FOREARM ASSEMBLY
This assembly replaces your stock AR forearm with one that offers unlimited customization of your weapon. Features of this forearm include: provisions for mounting a swiveling sling mount on either side of the firearm, four Picatinny rails for the mounting of accessories such as lasers, flashlights, forward grips, etc., and the capability to accept our forearm front barrel support (sold separately) for improved reliability. This feature allows the user to select either a free-floating forearm or install the forearm front barrel support to improve reliability. This forearm meets or exceeds military standards of rail orientation to the barrel of the firearm. This assembly comes in lengths for either a 16 inch or 20 inch barrel and includes the barrel nut, jam nut, and forearm. The barrel nut and forearm in this assembly are made from aircraft quality aluminum and mil. spec. plated. The jam nut is made of quality steel and phosphate coated. The forearm front support must be purchased separately.
Carbine (YHM-9479):$100.00
Midlength (YHM-9603):$135.00
Full Size (YHM-9480): $150.00
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LIGHTWEIGHT FOUR RAIL FOREARM SYSTEM, FREE FLOATS!
These Lightweight Forearms come in 4 lengths: Carbine Length, Mid-Length, Specter Length and Rifle Length. Features include: mounting points for our Swiveling Sling Studs (YHM-9469), Mil. Spec. Picatinny rails and they accept Forearm End Cap (YHM-9484 sold separately). The barrel nut and forearm tube are made of aircraft quality aluminum and hardcoat anodized to Mil. Specs. The jam nut is made from quality steel and phosphate coated. All assemblies include: one jam nut, one barrel nut, and one forearm tube.
Carbine (YHM-9631):$100.00
Midlength (YHM-9634):$135.00
Specter (YHM-9638):$120.00
Full Size (YHM-9636): $150.00
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YHM-9484 FOREARM FRONT BARREL SUPPORT
Made from aircraft quality billet aluminum and mil. spec. plated. This support installs into our forearms to add support to your barrel. Other forearms are not designed to support the barrel in any way. It simply hangs off of the upper receiver. With this attachment the barrel is supported by the forearm as well as the receiver. This drastically improves the reliability of the rifle even under strenuous firing conditions. Computer designed heat venting allows for maximum comfort for the shooter and the best performance for your firearm.
COMES IN TWO SIZES! 7/8" and 1 1/16"
$16.00
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TUBE FOREARM SYSTEM
These forearms come in lengths for a 16 inch or 20 inch barrel. Features include: two mounting points for a swiveling sling mount, this allows the user to select which side is most comfortable to mount a sling on, ability to install our forearm front barrel support (sold separately) for improved reliability, and will accept our forearm system rails. The addition of the forearm front support allows the shooter to select either a free-floating barrel design or a fully supported barrel for improved reliability. This forearm meets or exceeds the military standards of rail orientation to the barrel of the firearm. This assembly includes: one forearm tube (of specified length), one barrel nut, and one jam nut. The barrel nut and forearm tube are made from aircraft quality aluminum and hardcoated to mil. specs. The jam nut is made from quality steel and phosphate coated. The forearm front support and forearm rails must be purchased separately.
YHM-9431A:
Forearm Tube for 16 Inch Barrel
Price: $99.00
YHM-9432A:
Forearm Tube for 20 Inch Barrel
Price: $139.00
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YHM-9638 KIT Light Weight Specter Forearm Kit
The new free-floating Specter forearm kit gives your carbine length firearm a unique custom look. The forearm is designed to extend past the gas block. Included in the kit is our end cap which helps keep out debris and provides the forearm with a finished look. The end cap DOES NOT restrict the free-floating feature of the forearm. The front sight supplied in the kit flips and locks easily in the deployed position. Simply push the button to fold it out of the sight line. The sight witnesses the same as the standard AR front sight tower and uses all the same posts and hardware. Kits are available in our solid four rail configuration and our lightweight four rail configuration (shown).
Purchase our Specter Kit complete and save!
This kit comes complete with:
Lightweight Forearm (YHM-9638) or Solid 4 Rail Forearm (YHM-9477) End cap (YHM-9484)
Forearm Flip Front Sight (YHM-9627)
Specter Gas Block (YHM-9378) $30.00
Swivel Stud (YHM-9469)
1-1/4" Q.D. Sling Swivel (YHM-9470)
All components can also be purchased separately.
Overall Length including jam nut is 9.675 inches.
YHM-9638 Kit $220.00
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FOREARM SYSTEM RAILS
These rails come in four different sizes to accommodate your specific mounting needs. Made in standard Picatinny configuration, these rails mount easily to our forearm system tube with Allen screws. Made from aircraft quality aluminum and hardcoated to mil. specs. Available in three inch, four inch, seven inch, and twelve inch lengths.
YHM-9464-3:Forearm System Rails (3")
Price: $18.00
YHM-9464-4:Forearm System Rails (4")
Price: $19.00
YHM-9464-7:Forearm System Rails (7")
Price: $24.00
YHM-9464-12:Forearm System Rails (12")
Price: $35.00
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Carbine 2 Piece Handguard YHM-9670
Carbine 2 Piece Handguard YHM-9670
This handguard is designed to replace your standard plastic handguard with our 4 rail Picatinny design. Simply remove your existing handguard panels and insert these in their place. No gunsmithing required. They are made from lightweight aluminum and hardcoat anodized. The bottom rail removes easily to accommodate accessories such as grenade launchers, flare launchers and shotguns.
YHM-9670 Price: $125.00
YHM-9803 Full size two piece quad rail handguard $170.00
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YHM-9621 Yankee Hill Quad rail install wrench.
A must have for assembly $25.00
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SLINGS
YHM-9751 Single Point Sling
This sling attaches to the rear sling adapters via a "C" clip that is covered in nylon to prevent reflection. Built into the sling is a "bungie" design which returns the weapon to the user when released. Made from black nylon webbing.
$53.00
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YHM-9752 2 Point Sling
This sling attaches to two swiveling sling studs. Incorporated into the design is a "Bungie" feature which returns the weapon to the user when it is released. Relaxed length: 50" Stretched length: 72"
$39.00
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YHM-9757 Ambidextrous Sling Mount Adapter
This ambidextrous tactical mount allows you to mount a sling between the lower receiver and a telescopic buttstock. For left or right handed shooters!
$17.00
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YHM-9756 Carbine Rear Sling Adapter
This sling adapter lets you mount a sling to the rear of your carbine firearm using the standard buttcap screw. Installs between the lower receiver and telescoping buttstock only. For right-handed shooters only.
$17.00
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YHM-9755 A2 Rear Sling Adapter
This product allows the mounting of a sling to the rear of the rifle. It installs easily between the lower receiver and the buttstock. A spacer and longer buttcap screw is included. For right-handed shooters only.
$35.00
