The DP-15 rifle features a Chrome Moly Vanadium, A2 profile, non-threaded barrel with an M4 barrel extension; uppers include forward assist and dust cover; full-auto profile bolt carrier group; single-stage Mil-Spec trigger; 13.5" M-LOK handguard; lower receiver is marked "MULTI" for the caliber; fixed DPMS A2 rifle stock; Strike Ind. featureless grip and a Panther Polished trigger.Brand: DPMSModel: DR15 CA CompliantType: Rifle, Midlength Gas SystemCaliber: 5.56Finish: Black NitrideAction: Semi AutomaticTrigger: Panther Armsc Polished (PPT) Single Stage TriggerSight: N/ABarrel Length: 16", 1:7 Twist, Non-ThreadedGas System: Mid-LengthCapacity: 10+1Stock: Fixed A2Grip: SI Featureless Fin GripFeatures: 13.5" MLOK Handguard,Manufacturer DpmsPricing Unit GNModel DP-15UPC 850032424127SKU DP51655111871