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Black Nitride Gas Block (.625) Low Profile - .625 Black Nitride Gas Block (.625) Low Profile - .625
MSRP $29.95
SALE PRICE: $15.00
Savings: $14.95
IN STOCK
(35)
Black Nitride Gas Block Low Profile - .750 Black Nitride Gas Block Low Profile - .750
MSRP $29.95
SALE PRICE: $15.00
Savings: $14.95
IN STOCK
(58)
UTG Low Profile Micro Gas Block, .750" TS Low Profile Micro Gas Block, .750"
MSRP $19.50
SALE PRICE: $13.50
Savings: $6.00
IN STOCK
(3)
UTG Low Profile Micro Gas Block, .750" UTG Low Profile Micro Gas Block, .750"
MSRP $19.97
SALE PRICE: $18.95
Savings: $1.02
IN STOCK
(2)
Spikes Tactical Micro Gas Block (.625) Low Profile Spikes Tactical Micro Gas Block (.625) Low Profile
MSRP $29.95
SALE PRICE: $26.96
Savings: $2.99
IN STOCK
(32)
DPMS .750 Diameter Micro Gas Block DPMS .750 Diameter Micro Gas Block
MSRP $40.00
SALE PRICE: $15.00
Savings: $25.00
IN STOCK
(1)
Patriot Ordnance Modified Round Gas Key - Black Patriot Ordnance Modified Round Gas Key - Black
MSRP $30.00
SALE PRICE: $19.95
Savings: $10.05
IN STOCK
Black Nitride Gas Block Low Profile - .936" Black Nitride Gas Block Low Profile - .936"
MSRP $29.95
SALE PRICE: $15.00
Savings: $14.95
IN STOCK
(2)
ODIN Works Adjustable Low Profile Gas Block ODIN Works Adjustable Low Profile Gas Block
MSRP $89.00
SALE PRICE: $84.95
Savings: $4.05
IN STOCK
(3)
Black Nitride Gas Block Low Profile - .875" Black Nitride Gas Block Low Profile - .875"
MSRP $29.95
SALE PRICE: $15.00
Savings: $14.95
IN STOCK
(1)
Yankee Hill Low Profile Gas Block (Clamp On) .750 Yankee Hill Low Profile Gas Block (Clamp On) .750
Our Price: $32.50
IN STOCK
(4)
RCA Adjustable Gas Key RCA Adjustable Gas Key
MSRP $49.99
SALE PRICE: $39.95
Savings: $10.04
IN STOCK
(4)
Strike Industries Enhanced Low Profile Steel Gas Block - .750" Strike Industries Enhanced Low Profile Steel Gas Block - .750"
MSRP $29.95
SALE PRICE: $27.95
Savings: $2.00
IN STOCK
Seekins Precision Select Adjustable Gas Block - .750 Seekins Precision Select Adjustable Gas Block - .750
MSRP $119.00
SALE PRICE: $115.00
Savings: $4.00
IN STOCK
(1)
Spikes Tactical Micro Gas Block (.750) Low Profile Spikes Tactical Micro Gas Block (.750) Low Profile
MSRP $29.95
SALE PRICE: $26.96
Savings: $2.99
IN STOCK
(32)
Yankee Hill Low Profile Gas Block w/ Set Screws .750 Yankee Hill Low Profile Gas Block w/ Set Screws .750
Our Price: $24.00
IN STOCK
AERO Precision .750 Low Profile Phosphate Gas Block - NO LOGO AERO Precision .750 Low Profile Phosphate Gas Block - NO LOGO
MSRP $29.99
SALE PRICE: $25.99
Savings: $4.00
IN STOCK
SLR Rifleworks Sentry 6 Set Screw Adjustable Gas Block - .625 SLR Rifleworks Sentry 6 Set Screw Adjustable Gas Block - .625
MSRP $125.99
SALE PRICE: $109.99
Savings: $16.00
IN STOCK
(7)
AERO Precision Adjustable Gas Block - .750 Low Profile Lightweight AERO Precision Adjustable Gas Block - .750 Low Profile Lightweight
MSRP $64.99
SALE PRICE: $62.00
Savings: $2.99
IN STOCK
SLR Rifleworks Sentry 6 Clamp on Adjustable Gas Block - .625 SLR Rifleworks Sentry 6 Clamp on Adjustable Gas Block - .625
MSRP $125.99
SALE PRICE: $112.00
Savings: $13.99
IN STOCK
(5)
AERO Precision .750 Low Profile Nitride Gas Block - NO LOGO AERO Precision .750 Low Profile Nitride Gas Block - NO LOGO
Our Price: $29.99
IN STOCK
Superlative Arms .750" Adjustable Gas Block, Bleed Off - Clamp On, Melonite Finish Superlative Arms .750" Adjustable Gas Block, Bleed Off - Clamp On, Melonite Finish
MSRP $99.99
SALE PRICE: $89.99
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $10.00
IN STOCK
(1)
Superlative Arms .625" Adjustable Gas Block, Bleed Off - Clamp On, Stainless, Matte Finish Superlative Arms .625" Adjustable Gas Block, Bleed Off - Clamp On, Stainless, Matte Finish
MSRP $99.99
SALE PRICE: $89.95
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $10.04
IN STOCK
(1)
Superlative Arms .625" Adjustable Gas Block, Bleed Off - Set Screw, Stainless Steel, Matte Finish Superlative Arms .625" Adjustable Gas Block, Bleed Off - Set Screw, Stainless Steel, Matte Finish
MSRP $99.99
SALE PRICE: $89.99
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $10.00
IN STOCK
2A Armament Lightweight Steel Gas Block - .750" 2A Armament Lightweight Steel Gas Block - .750"
MSRP $59.99
SALE PRICE: $56.00
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $3.99
IN STOCK
ODIN Works Low Profile Gas Block .750 ODIN Works Low Profile Gas Block .750
MSRP $35.00
SALE PRICE: $27.95
Savings: $7.05
IN STOCK
(2)
2A Armament Lightweight Titanium Gas Block - .750" 2A Armament Lightweight Titanium Gas Block - .750"
MSRP $79.99
SALE PRICE: $75.00
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $4.99
IN STOCK
2A Armament Lightweight Titanium Gas Block - .625" 2A Armament Lightweight Titanium Gas Block - .625"
MSRP $79.99
SALE PRICE: $75.00
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $4.99
IN STOCK
Forward Controls Design Gas Tube Pin Tool Forward Controls Design Gas Tube Pin Tool
MSRP $30.00
SALE PRICE: $28.50
Savings: $1.50
IN STOCK
AERO Precision .750 Low Profile Phosphate Gas Block AERO Precision .750 Low Profile Phosphate Gas Block
Our Price: $29.99
SALE PRICE: $25.49
Savings: $4.50
IN STOCK
Superlative Arms .625" Adjustable Gas Block, Bleed Off - Clamp On, Stainless, Melonite Finish Superlative Arms .625" Adjustable Gas Block, Bleed Off - Clamp On, Stainless, Melonite Finish
MSRP $99.99
SALE PRICE: $89.99
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $10.00
IN STOCK
Seekins Precision Standard Adjustable Gas Block - .625 Seekins Precision Low Profile Standard Adjustable Gas Block - .625
MSRP $59.00
SALE PRICE: $54.95
Savings: $4.05
IN STOCK
.625 Front Sight Base FSB, "F" Marked, .625" - w/ Taper Pins & Sight Post Front Sight Base FSB .625" - w/ Taper Pins & Sight Post
MSRP $39.95
SALE PRICE: $29.99
Savings: $9.96
IN STOCK
(1)
Seekins Precision Standard Adjustable Gas Block - .750 Seekins Precision Low Profile Standard Adjustable Gas Block - .750
MSRP $59.00
SALE PRICE: $54.95
Savings: $4.05
IN STOCK
(2)
Superlative Arms .875" Adjustable Gas Block, Bleed Off - Set Screw, Melonited Superlative Arms .875" Adjustable Gas Block, Bleed Off - Set Screw, Melonited
MSRP $99.99
SALE PRICE: $89.99
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $10.00
IN STOCK
2A Armament Lightweight Steel Gas Block - .625" 2A Armament Lightweight Steel Gas Block - .625"
MSRP $59.99
SALE PRICE: $56.00
FREE SHIPPING APPLIES TO ENTIRE CART
Savings: $3.99
IN STOCK
(1)
WMD Guns Nickel Boron NIB-X Low Profile Gas Block - .750 WMD Guns Nickel Boron NIB-X Low Profile Gas Block - .750
Our Price: $34.95
IN STOCK
SLR Rifleworks Sentry 9 Set Screw Adjustable Gas Block - .936 SLR Rifleworks Sentry 9 Set Screw Adjustable Gas Block - .936
MSRP $125.99
SALE PRICE: $112.00
Savings: $13.99
IN STOCK
(3)
SLR Rifleworks Sentry 7 Clamp Premium Adjustable Gas Block - .750 SLR Rifleworks Sentry 7 Clamp On Adjustable Gas Block - .750
MSRP $125.99
SALE PRICE: $112.00
Savings: $13.99
(Out of Stock)
(17)
SLR Rifleworks .750 Sentry 7 Set Screw Adjustable Gas Block SLR Rifleworks Sentry 7 Set Screw Adjustable Gas Block - .750
MSRP $125.99
SALE PRICE: $112.00
Savings: $13.99
(Out of Stock)
(30)
   
 

AR15 Gas Blocks

We proudly carry a range of AR15 gas blocks in both .750” and .625” sizing to help reduce recoil and carbon buildup. Choose from adjustable, clamp-on or low-profile designs to fit your build. We only carry reliable, well-known manufacturers of AR15 gas blocks, such as SLR Rifleworks, Superlative Arms, Spikes Tactical, CMMG and even yours truly, RTB. All of our gas blocks for AR15s fit under handguards and rails.

Shop with RTB for a variety of different gas blocks, including black nitride and lo-pro gas blocks in a variety of finishes. With RTBA, you save even more with great discount pricing and free shipping on select products! Be sure to check out our adjustable gas blocks if you need something more customizable.