Quad Lock Out Front Mount - 22.2, 25.4, 31.8 & 35mm Bike Phone Mount - GN433-F5

Detach just as easily so you don't miss a photo opportunity or important phone call. 1 x Quad Lock® Out Front Mount. 3 x Spacers for 22mm, 25.4mm and 31.8mm bars (mount suits 35mm bars). Designed for aerodynamics, the Out Front Mount can be reversed to go over the stem of your bike's handlebars.

eBay