The RAM-HOL-GA41U consists of a high strength composite cradle & hole pattern that will allow the attachment to all RAM components or mounts that contain the universal AMPs hole pattern. Compatible & interchangeable with a wide range of popular RAM Mounting products, this cradle is ready to compliment your GPS & become the most useful accessory in your vehicle. Included is a set of two nuts & bolts to connect the cradle to any RAM components or mounts that contain the universal AMPs hole pattern. Included Hardware 2 8-32 x 1/2" machine screws 2 8-32 x 5/8" machine screws 2 8-32 x 3/4" machine screws 2 8-32 Nylock nuts Hole pattern 2-Hole AMPS: 1.912" / 48.5 mm Note This mount requires the standard belt clip button which is included with the purchase of the GPS unit from Garmin. Suitable for Garmin Astro 320 Garmin Astro 430 Garmin GPSMAP 62 Garmin GPSMAP 62s Garmin GPSMAP 62sc Garmin GPSMAP 62st Garmin GPSMAP 62stc Garmin GPSMAP 64 Garmin GPSMAP 64s Garmin GPSMAP 64sc Garmin GPSMAP 64st