B& T BT-200614 PDW Complete Telescopic Stock w/Recoil Spring & Hydraulic BufferThe B& T PDW Complete Telescopic Stock with Recoil Spring & Hydraulic Buffer, also known as the BT-200614, is a compact and versatile stock system designed for firearms. It features a telescopic design, allowing the user to adjust the length of the stock to their preference or for different shooting scenarios. Additionally, it includes a recoil spring and hydraulic buffer system, which helps to absorb and mitigate recoil, improving overall control and accuracy during firing. This B& T BT-200614 stock is likely intended for use with PDWs (Personal Defense Weapons) or other firearms where compactness and recoil management are important factors. B& T PDW Complete Telescopic Stock w/Recoil Spring & Hydraulic Buffer BT-200614