Gsm Scope Leveler 20mm Rail Mount

The SME Bubble Level Anti-Cant Device for Picatinny Rails allows the shooter to check both the rifle bore and reticle alignment at a glance. It's constructed of aircraft grade aluminum and attaches to any picatinny or weaver style rail. Features Precisely level your scope and crosshairs Level allows the shooter to check both the rifle bore and reticle alignment at a glance Constructed of aircraft grade aluminum Attaches to any weaver-style rail or base White scribed line on housing for quick reference Hex wrench for mounting included