Commonly Purchased with Real Avid Extended & Standard Castle Nut Wrench
Receiver Extension and Brace Kit, RipBrace, 6 Pos.
Starting at
$224.95
Nut, Receiver Extension, M4
Starting at
$8.95
Gas Tube Kit, Rifle
Starting at
$19.95
Receiver Extension, A1
Starting at
$44.95
Receiver End Plate, M4
Starting at
$5.95
Magpul MOE Trigger Guard, Polymer – AR15/M4
Starting at
$8.95
Ambi Sling Attachment, Magpul QD
Starting at
$28.95
ZEROED Lower Parts Kit, AR15
Starting at
$124.95
Real Avid Extended & Standard Castle Nut Wrench
Master-Fit ½” Crowfoot Wrenches are purpose built and specialized for precise fitment to minimize marring on gun parts. Constructed of titanium coated stainless steel, delivering the highest level of precision to confidently apply torque to AR platform crowfoot wrench for buffer tube extended and standard barrel nuts. The Extended Castle Nut Wrench is designed to work with buffer end plates with sling attachments and some barrel nuts. The Standard Castle Nut Wrench is designed to work with your standard upper end plate and castle nuts.