Made from solid aircraft aluminum alloy construction with precise CNC Machining, the UTG Saiga Quad Rail System consists of a 2-piece innovative design with lower/upper pieces that have a locking Feature for rock-solid performance. The rails include 16 top slots, 22 left/right slots and 21 bottom slots, the top rail has a V-cut allowing use of iron sights. Easy installation with no modification to the barrel fits Saiga 7.62X39MM rifles and compatible variants.