Product Info & Specs
SB Tactical SBM4 AR-15 Pistol Stabilizing Brace Kit Black – SBM4 Brace, Buffer Tube, Castle Nut
The SBM4 Pistol Stabilizing Brace® kit is the evolution of the original SB15™. Thinner, lighter and with enhanced cheek weld ergonomics. The SBM4 provides increased stability, improved accuracy and usability. Factory products, no packaging as these were purchased in bulk quantities.
This complete kit includes the SB Tactical SBM4 Pistol Brace, STDT-C pistol buffer tube and castle nut. Ready to install to any AR- type receiver.
- ATF compliant, US veteran designed and proudly made in the USA
- Buffer Tube – The STDT-C Collared AR Pistol Buffer Tube is a standard, functioning, AR pistol buffer tube that is designed to minimize SB Tactical brace rotation and slippage.
- Machined collar functions as a brace stop
- Collar adds 1.75″ of standoff from the receiver
- 7075 T6 type III aluminum
- Diameter: 1.2”
|Model||SBL Tactical SBM4 -Kit|
|Fit||All platforms equipped with an AR-style pistol buffer tube|
|Length including buffer Tube||9.5”|
|Diameter Compatibility||1.1” – 1.25”|
|Buffer Tube||STDT-C pistol receiver extension with castle nut|