2A Armament .875 Internal Bore, Gas Block, Black, 4140 Steel 2A-STGB-3
2A Armament .750 Internal Bore, Gas Block, Black, 4140 Steel 2A-STGB-1
2A Armament Builders Series, Steel Gas Block .750", AR15 Rifles, Anodize Black Finish 2A-BSSGB-2
Yankee Hill Machine Co Low Profile Gas Block, Set Screw, .750", Black YHM-9383
Leapers, Inc. - UTG Model 4/15 Gas Block, Fits AR Rifles, Low Profile Quad Rail Gas Block for .75" Barrel, Black MTU012
Seekins Precision Gas Block, Black Finish, Select Adjustable Gas Block .750 0011510065
Seekins Precision Gas Block, Black Finish, Low Profile Adjustable Gas Block .750 0011510031
LBE Unlimited .750 Gas Block w/Rail, Upper Receiver Height, Set Screws Included, Black Finish ARRGB-UH
I.O. Inc. Low Profile Gas Block, .750", (Roll Pin and Gas Tube Not Included) 13013325
Geissele Automatics Super Gas Block, .750, Gas Block, Nitride Processed 05-807N
Diamondhead USA, Inc. Receiver Height Gas Block, 556NATO, With Rail Overhang, .750", Fits AR-15, Black 3101
Black Rain Ordnance .750 Gas Block, Adjustable, Includes set Screws, Black Finish BRO-LP-750A
Battle Arms Development, Inc. Lightweight Titanium Gas Block, .750, Titanium Finish 100-800-005
Battle Arms Development, Inc. Lightweight Titanium Gas Block, .750, Black Finish 100-800-003
Battle Arms Development, Inc. Lightweight Titanium Gas Block, .625, Black Finish 100-800-002
2A Armament .750 Internal Bore, Gas Block, Bead Blasted, 6AL-4V Titanium 2A-TIGB-1
2A Armament .625 Internal Bore, Gas Block, Black, 4140 Steel 2A-STGB-2