The UTG super slim RDM20 45 degree mount for UTG Micro red dot sights and green dot optics is low profile mount for rifles designed to mount a red dot sight at a 45 degree angle next to your primary rifle optic for close range shooting. The 45 Degree Offset angle mount for Picatinny base rail is precision CNC machined from 6061-T6 aircraft aluminum and matte black anodized. The low profile 45 degree offset mount features torx locking screw Picatinny base with squared recoil stops for a secure zero and hold. Mount has significant lightening cuts to reduce overall weight and bulk. Includes mounting screws and installation tool.