Heckler & Koch SL8 Features Back by popular demand the HK SL8 is an import-legal version of the G36 designed for precision shooting. It features a cold-hammer forged chrome-lined barrel with a match crown. The free-floating bull barrel is manufactured with the famous HK cannon grade steel. The H&K G36/SL8 short-stroke gas piston later featured in the HK416 ensures smooth clean reliable operation. The SL8 also features a short Mil-Spec optics mount match trigger and an adjustable stock. Heckler & Koch SL8 Specifications Brand: Heckler & Koch Caliber: .223 Rem Model: SL8 Capacity: 10+1 Stock Material: Synthetic Action: Semi-Auto OAL: 38.60 Hand: Right Sights: Optic Ready Barrel Finish: Black Twist: 1:7 Magazine Type: AR-15 Includes: 2 Magazines Receiver Material: Steel Safety: Manual Thumb Stock Description: Adjustable Thumbhole Barrel Description: 20.80 Cold Hammer Forged Receiver Finish: Black Weight: 8.60 lbs Stock Finish: Black