Superlative Arms Carbine-Length Piston System w/Clamp-On Gas Block 0.75" x 1", Black

Designed for hard-use applications, the Superlative Arms gas piston system uses patented Bleed Off Mode to vent gas outward, maintaining consistent performance without the drawbacks of flow-restricting blocks.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 clamp-on QPQ melonite 416 stainless steel piston gas blockLeft-handed, fully automatic AR-15 bolt carrier, dark DLC coated, 8620 steelCarbine gas system/operating rod length