SB Tactical: PDW Pistol Stabilizing Arm Brace

SB Tactical : PDW-01-SB
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Designed in conjunction with Maxim Defense, the SBPDW™ Pistol Stabilizing Brace® is 3-position adjustable and compatible with mil-spec bolt carrier groups and carbine buffers.



  • 3-postion adjustable
  • Complete assembly, ready-to-install, including a proprietary buffer tube (does not include buffer/spring)
  • Compatible with mil-spec bolt carrier groups and carbine buffers/springs
  • QD attachment point at 6 o’clock position on housing
  • US veteran designed and proudly made in the USA

Included Items

  • Complete assembly
  • Adjustable nylon strap

Additional Information

  • The end plate and castle nut are integral to the assembly
  • Castle nut wrenches are often steel. The SBPDW buffer tube/castle nut assembly is aluminum. Care must be taken during installation / removal to avoid damaging the nut.
  • Space between rods is 1.175”
  • Depth of the tube is 6.920”
  • Not compatible with Freedom Ordnance FX-9 lowers or SIG M400/516 lowers with integral QD sockets


  • Fit: Mil-Spec Ar-15 Receivers
  • Width [Max]: 2.25"
  • Length: 6.75", 8.125", 9.375"
  • Strap Width: 1.0"
  • Weight: 18.14 Oz
  • Color: Black