TLM1163 Features: * Mosin Nagant M44 Muzzle Brake / Bolt-On Clamp Wraps Around Front Sight * Heat Treated / Reduces Climb * Compatible: Fits All Carbine Models (M44) Construction: * Constructed of steel Color/Finish: * Finish: Black Oxide Dimensions: * Length: 4" * Net Weight: 7.6 Oz