Sampada Synthetics Bicycle Bike Mount Holder for Garmin Forerunner Approach Fenix Quatix GPS Watch Description:Type: Watch mountUse: for Cruisers,Kids' Bikes,Mountain Bikes,Road Bicycles Quick and easy installGPS Bike Mount Holder for Garmin Approach S1 S3 /Garmin Fenix/ Garmin Forerunner 10 110 210 310xt 405 405CX 410 50 610 910xt/Garmin Foretrex 301 401/Garmin FR60 FR70 Clamp Diameter: Approx.31.1 - 32.5mm Width: Approx.701 - 800mmSpecification:Material: SiliconePackage Includes:1 Piece Bicycle/Bike Mount holder