AR15 LOWER RECEIVER VICE BLOCK BUSHMASTER
Bushmaster Lower Receiver Vice Block, AR-15 / M16.
Clamp it in a vise and its magazine locks into the magazine well of any AR15/XM15/M16 lower receiver for assembly or maintenance work.
• Machined from high density polyethylene, use to mount lower receiver in either upright or inverted position
• Will not distort receiver or harm its finish
• Manufacturer: Bushmaster