AR-T.E.R. Extension Ring
The AR-T.E.R. Extension Ring aids in mounting AR optics on short stocks. It’s also ideal for mounting a red dot sight ahead of the AR-Tripler™.
- Milled from 1 piece of aluminum alloy for increased strength
- Includes quick-detach lever for easy attachment and removal
- Protected by the unconditional Burris Forever Warranty™
Item No. 420188