Browning X-Bolt 20 MOA Long Action Picattiny Rail 12522

High-strength aluminum alloy 1913 Picatinny base, attaches to receiver with 8 screws. Compatible with both Weaver and Picatinny rings.

For those of you looking to reach out a little bit further, this high-quality base provides you a solid lock-up to your action and an additional 20 MOA of elevation so you can dial in that much more drop on your scope before you have to start "stacking" MOA/Mils.