RAM® Handlebar U-Bolt Mount for Garmin zumo 400-660 - Short RAM-2461U 5" diameter round base that

5" diameter round base that contains the universal AMPs hole pattern

The RAM-B-149Z-UN11U consists of a zinc coated u-bolt base

The RAM-B-177-UN4 consists of a glare shield clamp base

Mark-4 and Hook-4 Fishfinders

RAM® Handlebar U-Bolt Mount for Garmin zumo 400-660 - Short RAM-2461U 5" diameter round base thatThe RAM B 184U consists of a zinc coated u bolt base, double socket arm and 2" x 1. 7" rectangular base that contains the universal AMPs hole pattern. The diamond adapter base has a hole pattern that matches the industry standard AMPS hole pattern and will connect to a large variety of RAM Mount and third party cradles. Included in this package is hardware that will accommodate rails from 0. 50" to 1. 25" in diameter. A composite rail adapter can