Engineered for consistent function across varied conditions, the Superlative Arms AR-15 Solid Adjustable Gas Block .936'' Black promotes reliable operation.\n\nDeveloped for shooters who value predictable performance during regular practice, the Superlative Arms AR-15 Solid Adjustable Gas Block .936'' Black offers practical handling. Superlative Arms is renowned for its quality and innovation in firearm accessories.\n\n- Manufacturer: Superlative Arms\n- Model: AR-15 Solid Adjustable Gas Block\n- Product Type: Gas Block\n- Mounting System: Direct Mount\n- Material: Stainless Steel\n- Unique Features: Patented Bleed Off Mode, 30 Locked Positions\n- What's In The Box: Gas Block, Set Screws, Gas Tube Roll Pin, Hex Key