Stribog Handguard Extension. This product does not need any additional items to make it stay in place. It is designed with two locking tabs that once installed will lock this extension solidly in place. Full functioning picatinny rail to install a variety of accessories! Will come with tool file to help install extension onto Stribog. This extension will retain full use of factory front flip up sight! Fits A1 and A3 (Does not fit the “S” model)

*By purchasing product, buyer assumes all responsibility in the event that misuse, or improper installation of product could result in injury.