All the benefits of a full-size pistol fused with the concealability of a compact. Built from the roots of the P365, a true crossover carry has arrived.The Ultimate Fusion of Capability and Concealment. FUSE by SIG SAUER. (2) 21-Round (1) 17-Round Steel Magazines Aggressive Serrated slide and optic ready 4.3" Carbon Steel Barrel With DLC Finish Polymer Coyote Macro Grip, 1913 Accessory Rail andRemovable Magwell Interchangeable Small, Medium and Large Backstrap Included Flat-Faced Trigger Fiber-Optic Front Sight With Black Serrated Rear Sight