The HAB-270 High Angle BRKT, is an Arca to Arca Lever Lock high angle compensator & camera inverter. Connects to any Arca Swiss head adding 270 deg. of rotation to the head pitch. This will allow the camera, scope or gun to pitch forward or reverse an additional 270 deg from the heads design limit. For photography, this allows "on the ground" capability with the camera upright vs. inverted with all other heads.
For Weapon systems, when attached to a bowl top tripod like the BT Precision or PRO Series tripod, You can reach any conceivable angle for extreme high angle shooting.