This is a SB Tactical Stabilizing Brace known as the SBT5A, model SBT5A-01-SB.
Inspired by the iconic B&T design for the HK MP5" the SBT5A enhances your MP5/MP5K. Reverse Stretch with an integral" side-folding machined aluminum endplate. Includes an adjustable nylon strap.
Features:
Black finish
Complete assembly, ready-to-install
Designed to accommodate a multitude of calibers
ATF compliant
