This Spike Tactical ST15 AR-15 rifle features a 16-inch free-floating black barrel with a standard A2 flash hider. It is equipped with a 12-inch M-LOK rail, Magpul FDE angled grip, Magpul MOE pistol grip, and a DLG MS087 adjustable stock with an adjustable cheek rest and rubber buttplate. The setup offers a clean, functional configuration with practical handling features and a durable black finish. Includes: Magazine(s): N/A Capacity: N/A Features: Manufacturer: Spike Tactical Model: ST15 Series: AR-15 Caliber: 5.56x45mm, 1:7 twist Barrel Length: 16" Overall Length: 36.25" Length of Pull: 14.75" from stock to trigger Upper Finish: Black Lower Receiver Finish: Black Barrel Finish: Black / Steel, 1:8 twist SKU# 328166 RR