Designed for all platforms capable of accepting a mil-spec carbine receiver extension, the SBA4 is 5-position adjustable, dramatically enhances versatility, and features a minimalist design with an integral, ambidextrous QD sling swivel.
 

Minimalist design
5-position adjustable
Does not include but fits any mil-spec receiver extension buffer tube
ATF compliant
Include the brace body, and the adjustable nylon strap
Buffer tube does not include