i.Trek Handlebar Bike Mount and Replacement Bracket Cradle for Garmin Nuvi 2457LMT2497LMT2557LMT2577LT2597LMT GPS (Black) i. Trek Handlebar Bike Mount will fit any bicycle or motorcycle handlebar up to 1. 25 inch in diameter Handlebar Mount has a Garmin 17mm ball joint which is compatible with all Garmin Nova brackets and cradles Replacement bracket cradle for Garmin Nova 2457LMT 2497LMT 2557LMT 2577LT 2597LMT 42 42LM 44 44LM 52 52LM 54 54LM GPS included Replacement bracket has Garmin 17mm ball socket and can be used with any other Garmin mounting pedestals Garmin Nuvi 2457LMT 2497LMT 2557LMT 2577LT 2597LMT 42 42LM 44 44LM 52 52LM 54 54LM bicycle motorcycle handlebar mount