Superlative Arms Carbine-Length Piston System w/Solid Set Screw Gas Block 0.75" x 1", Black

Unlike traditional adjustable blocks that restrict gas, the Superlative Arms system uses a patented Bleed Off Mode to expel gas forward - reducing pressure, heat and fouling in your rifle.Gas adjustment (patented) - features 30 fixed positions located at the front of the blockBleed-off port (patented) - located at the front of the block, designed to vent forward, directing emissions away from the operator3/4 inches x 1 inches solid set screw QPQ melonite 416 stainless steel piston gas blockRight hand, full-automatic AR-15 bolt carrier, dark DLC 8620 steelCarbine gas system/operating rod length