Browning 12553 X-Bolt X-Lock Weaver Style Black Gloss Aluminum
Two-piece Weaver-style scope base designed specifically for the Browning X-Bolt rifle. Weaver styling combined with the X-Lock's four-screws-per-base design gives you a rock solid foundation for your scope. For use only on X-Bolt rifles with X-Lock. Compatible with Browning-style and most Weaver-style rings. Will not accept Picatinny-style rings