The FN 15 Pistol chambered in 5.56x45mm NATO offers a 10.5-inch cold hammer-forged chrome-lined barrel with 1:7 twist and carbine-length gas system that is optimized to get the highest level of performance out of the 5.56 cartridge in terms of accuracy and reliability. The 9-inch M-LOK rail fixed low-profile stainless-steel gas block FN combat trigger weighing in between 4.5-7.75 lbs. and SBX-K Pistol Stabilizing Brace makes this little carbine-caliber pistol a breeze to shoot. - Caliber: 5.56x45mm - Operation: Direct impingement - Mag Capacity: 30 Rd. - Weight: 5.2 lb. - Barrel Length: 10.5 - PRIMARY FEATURES - Pistol buffer tube kit supplied with sbx-k pistol stabilizing brace - RECEIVER - Hard-anodized aluminum - Flat-top receiver MIL-STD-1913 rail at the 12 o'clock position - Midwest Industries Rail 9 with M-LOK - Carbine-length gas system - BARREL - 10.5-inch Cold hammer-forged chrome-lined free-floating barrel with Stainless Steel Pinned Gas Block - A2-style flash hider - STOCK - Magpul MOE grip - OPERATING CONTROLS - Ergonomic safety lever and magazine release - Forward Assist - MAGAZINE - Magpul PMAG