SIG Sauer ProForce P320 X-Carry GBB

High Efficiency, Full Blowback System with Locking Slide. External Hop-Up Adjustment Through Recoil Guide Rod. Aluminum X-Series Slide with Optics Cut Accepts SIG AIR Reflex Sight. Ambidextrous Thumb Safeties, Slide Catches and Reversible Magazine Release. Durable Nylon Polymer X-Series Grip Module with Picatinny Accessory Rail. 21rd Green Gas Magazine Included. Also Compatible with M17 Series CO2 Magazine. X-Series Flat Trigger with 90 Degree Break. Realistic Field Stripping. Related Accessories Reflex Sight Green Gas 0.25g BB's