Feature: The mount is made of quality material, sturdy and durable. Fine machining ensures sleek surface, simple and pretty design adds fashion to your bike. With 3 screws, easy to install it on bike odometer mount. Ideal for installing your action camera on your bike for shooting while cycling. Suitable for Garmin, Bryton II and IGPSPROT extension mounts. Great accessory for road bicycles and mountain bikes. Specification: Material: Nylon Color: Black Hole Distance: Approx. 20mm / 0.8inch Outer Diameter: Approx. 35.5mm / 1.4in Weight: Approx. 13g Package List: 1 x Bike Stem Odometer Holder 1 x Pack of Fittings .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1The mount is made of quality material, sturdy and durable. 2Fine machining ensures sleek surface, simple and pretty design adds fashion to your bike. 3With 3 screws, easy to install it on bike odometer mount. 4Ideal for installing your action camera on your bike for shooting while cycling. 5Suitable for Garmin, Bryton II and IGPSPROT extension mounts.