Sidelok OPMOD Leupold DeltaPoint Pro Mount Black. Sidelok is a groundbreaking Quick Detach (QD) mounting system for optics. It eliminates the need for tools levers or oversized knobs offering a simple push button design for securely mounting any optic to a picatinny rail. The system guarantees to maintain zero and ensures continuous return to zero when remounted in the same position as when the optic was zeroed. With an additional safety feature to prevent unintentional movement or detachment of the optic Sidelok represents the future of optics mounts. Specifications for Sidelok OPMOD Leupold DeltaPoint Pro Mount: Manufacturer: OPMOD Finish: Black Anodized Length: 2.8 in Width: 1.1 in Weight: 2.7 oz Condition: New Features of Sidelok OPMOD Leupold DeltaPoint Pro Mount: Compatibility: Aimpoint Acro Red Dots or other compatible Red dots utilizing Delta Point style mounting base Package Contents: Sidelok OPMOD Leupold DeltaPoint Pro Mount Sidelok OPMOD Leupold DeltaPoint Pro Mount Black SID5-250