The ca compliant protector carbines from wilson combat have been designed for professional level performance in a ca compliant ar package.At the heart of every protector is our wilson combat match-grade precision button rifled barrel mated to a black nitride treated mil-spec bolt carrier group with mpi inspected carpenter 158 bolt for impressive long-term reliability.The free-floating wilson combat m-lok handguard has a slim ergonomic profile that shields the black nitride finish non-adjustable gas block.Other features are a durable and low-signature armor-tuff coating; wilson combat match-grade precision button rifled stainless steel barrels finished off with a tacfire muzzle brake that helps reduce felt recoil and muzzle rise; wilson combat exclusive 2-stage tactical trigger unit for a trouble-free superior crisp trigger pull every time with a modular construction that simplifies takedown and cleaning after high round count training sessions; ergonomic comfort features like the wilson combat ambidextrous safety selector; strike industries featureless grip and magpul moe fixed carbine stock complete this high performance package that is tailored to the needs of the well-armed californian.Action: Semi-AutoCaliber: 300 BlackoutBarrel Length: 16.25"Capacity: 10+1Trigger: TacticalSafety: TacFire Muzzle BreakOal: 35"Weight: 6.12 lbsStock Description: Fixed Magpul MOE CarbineMuzzle: TacFire Muzzle BrakeReceiver Material: AluminumBarrel Description: Stainless Steel Match GradeTwist: 1:15"Barrel Length Range: 16" to 16.99"Hand: RightStock Finish Group: BlackMetal Finish Group: Blued/Black