Truglo Carbon XS Arrow Rest Black Watches Unbreakable polycarbonate lens with scratch resistant With polarized lenses and Unbreakable polycarbonate lens with scratch resistant coating wears through spills and maintains clarity in difficult work environments Clips and leg retainers are included approximately 10 minute one time assembly Features: Full arrow containment Carbon Composite containment ring Piston actuated launcher arms CNC machined aluminum mounting bracket Full windage and elevation adjustments Laser engraved reference marks For right or left hand archers } The durable carbon composite construction ensures rugged durability in all conditions