b'SPECS: Length: 1.85, Depth: 1.375, Height: 1.25 (Optic only) 2.25 (w/ riser mount), Weight: 2.5oz (Optic only) 4.0oz (w/ riser mount), Window Size: 20.5mm x16mm, Lens Coat: Clear Multi-Coat Glass, Max Elev Adjustment: 90 MOA, Max Windage Adjustment: 90 MOA171'