The P322 was completely designed and built by Sig Sauer in New Hampshire and is loaded with premium features, including an optic-ready removable rear sight plate so you cn directly mount a RomeroZero Elite red dot optic. The 322 also comes with a threaded barrel adapter making it suppressor-ready right out of the box. Additional features include ambidextrous controls, interchangeable flat and curved triggers, and fiber optic front and rear sights. 20 round magazine capacity Optic ready removable rear sight plate Suppressor-ready with included threaded barrel adapter Interchangeable trigger shoes Fiber optic front and rear sights Ambi controls with reversible magazine catch Magazine loader included Specifications: Caliber: .22 Long Rifle Mags Included: 2- 20rd Sights: Fiber Optic Front, Adjustable Rear Optic Ready: Yes RX Footprint: Compact (Shield RMS-c) Sight Radius: 6" Slide Finish: Coyote Tan Slide Material: Alloy Electro-Optic Installed: No Trigger Action: Single Action Only Trigger Type: Flat/Curved (both included) Manual Safety: Yes Frame Finish: N/A Frame Material: Stainless Steel/Polymer Grip Module: Compact Polymer Grip Color: Coyote Tan Accessory Rail: M1913 Barrel Length: 4" Threaded Barrel: Yes Barrel Material: Carbon Steel Overall Length: 7" Overall Width: 1.4" Height: 5.5" Weight: 17.1oz