i.Trek Bicycle Handlebar Mount for Garmin Nuvi GPS Compatible with Garmin nuvi GPS devices or car mounting bracket holders having the 17mm swivel ball mounting pattern Mount fits on handlebars measuring up to 33mm in diameter and installs easily Garmin standard 17mm ball joint is compatible with all Garmin Nuvi brackets Garmin Nuvi 40LM 50LM 52LM 2555LMT 2557LMT 2577LT 2595LMT 2597LMT 2797LMT GPS motorcycle handlebar mount Garmin Nuvi 40 42 54 2457LMT 765T 3590LMT 260 1350T 2757LMT 3490LMT bicycle handlebar mount