• Secures AR-15 uppers by the barrel lugs - no receiver-wall clamping
  • Aircraft-grade aluminum, non-marring contact surfaces
  • Adjustable vise pins to hold the upper at any working angle
  • Lock knob holds working angle in place
  • Eliminates the receiver-flex / racking issues common with clamp-style blocks

Full details and secure checkout: https://3crtactical.com/real-avid-lug-lok-ar15-upper-vise-block/