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 Description for items under this category

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Category:    Gas Blocks
DPMS Bull Barrel .936 Round Gas Block

Aluminum alloy gas block for .936 diameter barrels. Attaches with 2 set screws.


Our Price: each $29.95
     
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Category:    Gas Blocks
DPMS Single Rail Gas Block - For .750 Barrels

Single rail, aluminum alloy gas block for .750 diameter barrels. Attaches with 2 set screws.


Our Price: each $32.00
     
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Category:    Gas Blocks
DPMS Single Rail Gas Block - For .936 Barrels

Single rail, aluminum alloy gas block for .936 diameter barrels. Attaches with 2 set screws.


Our Price: each $32.00
     
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Category:    Gas Blocks
Single Rail Gas Block - Heavy Duty

Heavy duty single rail alloy gas blocks.  Uses two beefy 12x28 cup point setscrews on the bottom and one on top. 

Available in .936" for bull barrels, .750" for M4/HBAR barrels, and .625" for lightweight pencil diameter barrels.


Our Price: each $30.00
     
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Category:    Gas Blocks
EXTENDED Low Profile Gas Block

.750 diameter lo-pro gas block that will cover the front pin hole from an A2 sight that has been removed. Will fit under most rails.


Our Price: each $39.00
     
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Category:    Gas Blocks
.750 Low Profile Gas Block

Made of 4140 chrome-moly steel with a manganese phosphate finish. Includes knurled point set screws and fits all standard .750 diameter ( at the gas port ) M16/M4 barrels made to USGI specifications.

.950 in length

 


Our Price: each $32.00
     
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Category:    Gas Blocks
.625 Low Profile Gas Block

Made of 4140 chrome-moly steel with a manganese phosphate finish.  This low profile Gas Block is designed to fit under most free floated handgaurds.  Includes knurled point set screws to secure the gas block against the barrel for better gas seal.  Fits all .625 diameter barrels. 

 


Our Price: each $35.00
     
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Category:    Gas Blocks
Quad Rail Gas Block - HBAR .750

Four rail aluminum alloy gas block for .750 diameter barrels. Attaches with 2 set screws.


Our Price: each $40.00
     
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Categories:    Front Sights, Gas Blocks
VLTOR Folding Front Sight Assembly

VLTOR VST-1C Steel folding front flip-up sight assembly. Combines a gas block and folding front sight.  Clamps to the barrel with 2 allen screws and has a picatinny rail on the top when the sight is folded. Positive detent both up and down. Uncle Mike's heavy duty pushbutton swivel available as an option at reduced pricing.


Our Price: each $214.00
     
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Category:    Gas Blocks
YHM-9377A .625 Specter Gas Block

Designed to fit under railed forearms that are at least 1-5/8" inside diameter. These work great with forearms that extend farther than the standard gas system. Durable steel 2 piece design so that it will work with welded and pinned muzzle devices. Made for .625 barrels.


Our Price: each $36.00
     
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Category:    Gas Blocks
YHM-9385A Single Rail Gas Block For .750 Barrels

This gas block replaces your existing front sight and allows the use of dovetail mounted accessories. For HBAR, M4, and other barrels with the standard .750 diameter at the gas port.


Our Price: each $58.00
     
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Category:    Gas Blocks
YHM-9386A Single Rail Gas Block For .625 Barrels

This gas block replaces your existing front sight and allows the use of dovetail mounted accessories. For lightweight barrels with .625 diameter at the gas port.


Our Price: each $58.00
     
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Categories:    Front Sights, Gas Blocks
YHM-9394 Flip-up Front Sight Tower

This front sight is 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 (Included). With this setup you get the convenience of a flip front sight with the same weight as a standard AR sight tower. This sight’s two-piece design allows it to be mounted on firearms with pinned and welded muzzle accessories. It mounts easily and securely with four cap screws. For .750 diameter barrels.


Our Price: each $79.00
     
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Category:    Gas Blocks
YHM-9836A Single Rail Gas Block With Bayonet Lug For .750 Barrels

This gas block replaces your existing front sight and allows the use of dovetail mounted accessories also retains the use of the bayonet lug. For HBAR, M4, and other barrels with the standard .750 diameter at the gas port.


Our Price: each $62.00
     
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Categories:    Gas Blocks, Front Sights
Rock River Arms Flip Front Sight Gas Block Assembly

With three sling swivels and a tactical rail located at the bayonet lug position.


Our Price: each $85.00
     
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Category:    Gas Blocks
YHM-9390A Gas Block - Twin Rail - 2 Piece

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 most forearms without the removal of your muzzle accessory.  Made from high quality steel and finished with a Mil. Spec. phosphate coating.


Our Price: each $55.00
     
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Category:    Gas Blocks
PRI .936 Low Profile Gas Block

.936 Low Profile Gas Block are constructed of high strength steel. The 2 set screws on the bottom of block securely hold the block against the barrel for better gas seal. The inter bore diameter is .936".  Included is a Stainless Steel roll pin.


Our Price: each $59.50
     
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Category:    Gas Blocks
PRI .625 Low Profile Gas Block

This low profile Gas Block is designed to fit under most free floated hand guards. The ID of this gas block is .625 diameter. The 2 set screws hold the block securely against the barrel for better gas seal. Included is a Stainless Steel roll pin.


Our Price: each $59.50
     
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Category:    Gas Blocks
YHM-9378 .750 Specter Gas Block

Designed to fit under railed forearms that are at least 1-5/8" inside diameter. These work great with forearms that extend farther than the standard gas system. Durable steel 2 piece design so that it will work with welded and pinned muzzle devices. Made for .750 barrels.


Our Price: each $36.00
     
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Categories:    Front Sights, Gas Blocks
GG&G 1297 Tactical Modular Bolt On Flip Up Front Sight And Gas Block

The new GGG Bolt On Flip-Up-Front-Sight is made from 4140 chrome moly steel.  Features solid lock up with ambidextrous operation.  Sculpted finger grooves for fast deployment.  1.25" sling swivel can be placed on either the left or right side.  Three bolt clamp for rock solid mounting with easy installation and removal.  Bayonet lug accepts all standard M16 bayonets.


Our Price: each $140.54
     
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PK Firearms • Shelbyville, IL 62565 • Phone: (217) 774-5810 • Fax: (217) 774-5814 • Email: Sales

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