Vortex Pro 45 Degree Offset Accessory Picatinny MountAccess your backup red dot fast. The Pro 45 Offset Accessory Picatinny Mount enables seamless shifts from long range precision to close range accuracy. This mount speeds up target acquisition without shifting grip or head position and frees up rail space for tactical lights or lasers. Features: 45 Offset Design Picatinny Weaver Compatibility Machined Aluminum Construction Low Profile & Space Saving Secure Accessory Attachment In The Box: 45 Offset