This accessory has the function of "rear-view mirror," applied at the junction of the arms through a triple clamp CP/3 it allows to see what happens behind you, to get creative with underwater photography or used as a lens holderThe front part comes with a 67 mm thread that allows to place additional lenses. The side hasM8 threaded holes, Kodak and M6 that allows to mount ball-mounts SF/M8, SF/WT and SF/M6.

Height	11.2 cm
Diameter	70 mm
Sphere diameter	25 mm
Weight	121 gr