Built to the tightest tolerances, the VLTOR low profile, clamp on gas blocks are small enough to fit inside most rail systems. These gas blocks were designed to be used when a rail system/handguard that is mounted over the entire gas system.

• Overall Length: 1.00 inch
• Overall Width (0.625” bore): 0.800 inch
• Height from centerline of bore to top of gas block: 0.402″
• Bottom Thickness (measured from centerline of the bore of 0.625 inch gas block): 0.500 inch- Set Screw Gas Block
• Weight: 1.4 oz- Set Screw Gas Block