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Yankee Hill Machine Company, Inc - 20 Ladd Avenue, Suite 1 - Phone: 413-564-1400 - Fax: 413-586-1326

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Gas Blocks

   
YHM-9380.jpg 4 Rail Gas Block
$80.00
YHM-9380
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 either by drilling and pinning it in place or by the use of set screws (included). Purchase our dovetail mounted flip front sight (YHM-9584) or our solid front sight (YHM-9495) to retain your iron sights. Made from high quality steel and finished with a Mil. Spec. phosphate coating.
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YHM-9381A.jpg Low Profile Gas Block
$64.00
YHM-9381A
This gas block replaces your existing front sight to provide a simple, low profile design that can be used to mount a rifle length forearm to a carbine length barrel. It is mounted by the use of two set screws. Manufactured from high quality steel and finished with a mil. spec. phosphate coating.
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YHM-9383.jpg Low Profile Gas Block
$21.00
YHM-9383
This gas block replaces your existing front sight to provide a simple, low profile design that can be used to mount a rifle length forearm to a carbine length barrel. It is mounted by the use of two set screws and is .950 Inches long. Manufactured from high quality steel and finished with a mil. spec. phosphate coating. Made in the U.S.A.
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YHM-9836A.jpg Railed Gas Block With Bayonet Lug
$76.00
YHM-9836A
This gas block replaces your existing front sight and allows the user to mount accessories to its top picatinny rail while retaining the bayonet lug and sling mount. It is mounted by the use of four socket head cap screws for easy installation.This gas block allows the mounting of our forearms without the removal of your muzzle accessory. Purchase our dovetail mounted flip front sight (YHM-9584) or our solid front sight (YHM-9495) to retain your iron sights. Made from high quality steel and finished with a Mil. Spec. phosphate coating.
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YHM-9385A.jpg Single Rail Gas Block
This gas block replaces your existing front sight and allows the use of dovetail mounted accessories. Installs easily with two cap screws onto barrels of .750 or .625 diameter under the front sight. Purchase our dovetail mounted flip front sight (YHM-9584) or our solid front sight (YHM-9495) to retain your iron sights. Made from high quality steel and finished with a Mil. Spec. phosphate coating.


Single Rail Gas Block .750 (YHM-9385A) $64.00

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Single Rail Gas Block .625 (YHM-9386A) $64.00
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YHM-9378.jpg Specter Gas Block
The design of this gas block allows the user to mount forearms that extend beyond the standard gas return system. Providing the inside diameter of the forearm is 1-5/8” or greater. It allows the mounting of our forearms without the removal of your pinned or welded muzzle accessory. This gas block consists of a simple, durable, two-piece design that is mounted by the use of four socket head cap screws. Made from high quality steel and finished with a Mil. Spec. phosphate coating.

Specter Gas Block For .625 Diameter Barrels (YHM-9377A) $42.00 outstock.gif
Specter Gas Block For .750 Diameter Barrels (YHM-9378) $42.00
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YHM-9390A.jpg Two Piece Gas Block
$72.00
YHM-9390A
This gas block replaces your existing front sight and allows the user to mount accessories to its two picatinny rails. It is mounted by the use of four socket head cap screws for easy installation.This gas block allows the mounting of our forearms without the removal of your muzzle accessory. Purchase our dovetail mounted flip front sight (YHM-9584) or our solid front sight (YHM-9495) to retain your iron sights. Made from high quality steel and finished with a Mil. Spec. phosphate coating.
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