The Companion Bumper is an easy to fit bottom grip for Ruger BX-1 magazines on the 10/22 platform, allowing easy magazine changes.
- Easy grip makes for rapid mag changes
- As used by top competitors
- Works with BX-1 and BX-1-CLR magazines
- Tough glass reinforced Dupont Zytel polymer construction
- Easy to fit with secure screw fastenings - no modification required
- Lifetime guarantee
