Disperses gas in 5 distinct directions. This feature aids in wide gas flow to limit recoil and muzzle climb. There are no bottom slots to keep the dust down during low level shooting. Slim profile matches the contour of the M4 style AR barrel making for that clean sleek transition. - 2 Multi-port gas flow aids in recoil reduction - 416 Stainless Steel - Black Nitride Finish - Milspec Crush Washer Included 17PH4 Stainless Steel pre-hardened - Height: .625 - Width: .625 - Length: 2.00
Determined at checkout.