ProMag PM123A Lower Receiver Vise Block Set Black Polymer Rifle AR-15/M16 3 Pieces Firearm Parts Adjustable locking block to fit

Adjustable locking block to fit on most AK firearms

conveniently all in one box

one piece grip

The frame lock was modified to keep the blade secure and prevent over-traveling and the clip lets the knife sit low in the pocket

ProMag PM123A Lower Receiver Vise Block Set Black Polymer Rifle AR-15/M16 3 Pieces Firearm Parts Adjustable locking block to fitThe AR 15 M16 Upper and Lower Receiver Magazine Well Vise Block Set securely clamps all flat top and carry handle AR 15 M16 upper and lower receiver components. Helps to prevent damage or movement during repair, assembly and cleaning. Three piece set of heavy duty blocks for AR 15 M16 upper and lower receiver. Made in the USA.