This is a one piece aluminum sight base for mounting a Sig Optics Romeo3 Max to the Sig Sauer P320 X-Five Legion pistol. It uses the X-Five Legion mounting screw holes and precisely milled mounting plate recess to mount the sight to your slide. The mount bolts to the factory tapped holes that Sig built into the slide for optics attachment. New screws, hex wrenches and thread locker provided. .77oz with hardware
Handgun Optics Sighting-In Tips
**Designed to only fit the Sig Sauer P320 M17, P320 X-Compact, and P320 X-Five Legion slides. WILL NOT FIT OTHER MODELS**
Does NOT work with the RX, original X-Five/X-Carry or Pro/LE Pro P320 models.