Browning

High-strength aluminum alloy 1913 Picatinny base attaches to the receiver with 8 screws. Integrated bubble level. Compatible with both Weaver-style and Picatinny-style rings. – The word is out. Out of the box the X-Bolt/X-Bolt 2 rifle is an incredible shooter capable of incredible accuracy. For those of you looking to reach out a little bit further than average 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. Add to this the integrated level for setup and in the field use. A must-have for the long-range shooter. – Features – Machined from aircraft-grade alloy. – Features an integrated bubble for leveling your rifle during scope setup and when shooting in the field. – X-Bolt/X-Bolt 2 bases feature a four screw per base mounting platform for a secure fit. Eight screws total. – Picatinny-style bases are generally compatible with both Weaver-style and Picatinny-style rings – THESE PICATINNY RAILS ONLY FIT X-BOLT AND X-BOLT 2 RIFLES