Chambered in .22 LR, is also compatible with the .22 WMR cylinder allowing you to shoot either .22 LR or .22 WMR ammo. The barrel is threaded for compensators and suppressors. Caliber: .22 LR, Capacity: 6 rounds, Finish: Black standard. Action Type: Single Action Only. Lands & Grooves: 6. Front Sight: Fiber optic. Rear Sight: Picatinny rail. Safety: Thumb/hammer. Grips: Carbon fiber. Weight: 32.10 oz., Barrel Length: 6.5 in. Overall Length: 11.85 in.