The SU-16 is a gas operated semi-loading rifle chambered in 5.56 mm NATO caliber. It is intended to be the perfect everyman's sport and utility rifle. The rifling is 1 turn in 9 inches right hand twist. Several unique features make the SU-16 a versatile sporting firearm including: Chrome lined bore and chamber now standard An integrated Picatinny rail for mounting different sight systems. The forend folds down to form a bipod for increased accuracy. The stock can store spare magazines. Two 10 round magazines or one 20/30 round magazine will fit. The stock and trigger mechanism can be folded forward for added safety and to facilitate secure storage or carry under extreme conditions.