Rotapoint Gancho A30 Red Dot Sight Mount FDE. Fits Geissele Super Precision and Reptilia AUS 30mm / 0 MOA mounts 1.535in height. Right-handed with Aimpoint T1 and T2 optics but may be configured for left-hand use with optics such as Aimpoint CompM5 or Holosun 515CM on a riser Sig Romeo5 XDR Vortex SPARC or similar optic with low profile battery compartment Specifications for Rotapoint Gancho A30 Red Dot Sight Mount: Manufacturer: Rotapoint Finish: Type III Hardcoat Anodized Fabric/Material: Aluminum Tube Diameter: 30 mm Red Dot Sights-Footprint: Aim Point Micro Optic Cut: Not Applicable Hand: Right Weight: 1.4 oz Package Contents: Rotapoint Gancho A30 Red Dot Sight Mount Rotapoint A30-FDE: Gancho A30 Red Dot Sight Mount FDE