** The PSA PA-15 is California legal but may not depict actual CA compliant parts or modification. **
Barrel: Chambered in 5.56 NATO, this 16 inch barrel features a 1 in 7 twist rate, M4 barrel extension, and a mid-length gas system for smoother cycling and reduced recoil impulse. A Nitride finish enhances durability and corrosion resistance. The barrel is paired with an ODG PSA 13.5 inch Lightweight M-LOK free float rail, a .750 low-profile gas block, and an A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper receiver machined to mil-spec standards and finished with a hard coat anodized treatment for durability. The upper includes a forward assist and dust cover and is manufactured in the USA by a mil-spec producer.
Bolt: Full-auto profile bolt carrier group with a Carpenter No. 158 steel bolt that is shot-peened and built to mil-spec standards. The gas key is hardened to USGI specifications, secured with Grade 8 fasteners, and properly staked for long-term reliability.
Lower: Forged 7075-T6 aluminum lower receiver marked MULTI for caliber compatibility and finished with a hard coat anodized coating. The lower is equipped with a Magpul MOE grip, MOE carbine stock, and a PSA mil-spec single-stage fire control group.