Sony VCTHM2 Handlebar Mount for Action Cam (Black) Handlebar mount for Action Cam, Adjust angle of shooting with roll / pan/ tilt Easy, no tool attachment method, Supported handlebar diameter range 18mm-36mm(23/32 - 1 7/16 in) Light weight at 1.7 ounces (49g), Supports max loads of 8.9 ounces (250g)