The world’s first five rail system for the AK47/AK74. Five fixed rails, provide an exceptional design that allows numerous mission specific accessories, including bipods, vertical grips and large optics to be mounted. Picatinny Hand Guard Rails System ForAK47/74 Securely mounts to weapon effectively maintaining zero under the demanding conditions. Allows disassembling/assembling the AK body, and yet maintaining perfect zero. Rear rail specifically designed for heavy optics. Three parts modular system; can be used individually or in conjunction with each other. Compatible with most AK style rifles.