• AR-15 lower receivers chambered in .223 / 5.56
  • AR-10 / LR-308 lower receivers chambered in .308 / 7.62 NATO
  • Standard mil-spec safety detent pocket — drop-in replacement, no fitting
  • Right-hand operator layout (push in from the left, exit on the right)
  • One-motion push-through button, safe-to-fire in a single press

Full details and secure checkout: https://3crtactical.com/ar10-ar15-push-button-speed-safety-17601/?utm_source=armslist&utm_medium=referral&utm_campaign=listing