Experience enhanced versatility with the KRISS Vector Ambidextrous folding stock adapter for Gen 2.1 (GEN II 2017). Crafted from durable hard coat anodized aluminum and steel, this innovative adapter allows for an AR-15 type buffer or pistol arm brace tube to fold effortlessly to the side. With the option to configure the fold on either the left or right side, the adapter offers flexibility to suit your preferences. Installation is a breeze, requiring only a few simple tools and it seamlessly attaches to the Gen 2.1 Vector's upper housing. The opposite end features threading, enabling the convenient acceptance of an AR buffer tube or pistol tube. Embrace the enhanced functionality and convenience this folding stock adapter brings to your shooting experience with the KRISS Vector Gen 2.1.