The Aimpoint 200251 FlipMount is primarily intended for use with Aimpoint 3x and 6x magnifiers, but it can be used for any optic with a 30mm tube. This model has a proper 1.9" height for correct co-witness with AR-15 and M4 carbine sight systems. The quick detach mount is made of aluminum and hard coat anodized black. It attaches to a standard Picatinny rail.

Specs:

Aluminum
Quick detach Picatinny mount
Flips in or out of the optical axis
Fits 30mm optics tubes
1.9" height for AR-15/M4 co-witness
Length 1.6"
Width 2.1"
Weight 4.6 oz