The barrel is the most remarkable part of the PPS/50. The drilled barrel-cover gives the carbine a military look. It features a screw fixed base with a dovetail blade front sight and a folding “V†leaf rear sight adjustable for windage and elevation. The operation is semi-automatic, blowback type. Two recoil springs, located behind the bolt, insure the correct closing. The release is locked by a lever type safety. The gun can use three different types of magazine : the drum magazine, the long prismatin magazine and the short prismatic magazine. It features a beechwood stock and sandblasted and blued metal parts. Semiautomatic with inertial system. Rebounding bolt locking. Steel receiver- Solid body with the barrel cover. Steel barrel SAE4140, 407mm (16â€) length, externally blued. Steel bolt SAE4140. Steel barrel cover, with ventilation holes, it features a fixed sight and an adjustable rear sight with a folding adjustable leaf. Manual safety, trigger block. Beechwood stock with aluminium buttplate.