Designed for all platforms capable of accepting a Mil-Spec carbine receiver extension, the SBA3 is a 5-position adjustable AR pistol brace that dramatically enhances versatility. It features a minimalist design with an integral, ambidextrous QD sling socket for even more shooting positions. It can be adjusted between 5 positions like a regular stock. Simply strap it to your forearm and you will be hitting targets with your rifle style pistol in no time. The SB Tactical SBA3 pistol brace is one of the best on the market when it comes to versatility and durability.