RAM handlebar mount for GoPro Smart Mounts NZ RAM Custom GoPro Hero Adapter NavWorld Handlebar rail mount for GoPro camera by RAM Mount Smart Mounts NZ RAM Mount GoPro Handlebar Mount Short Arm. RAM GoPro Hero Adapter with Standard Double Socket Arm and Flat Surface Mount RAM B 138 A GOP1 The Mount consists of a 63. 5mm (2. 5") diameter base with 1" ball and the universal AMPs hole pattern. The GoPro Hero Adapter attaches directly to the underside of the camera, replacing the factory mounting bracket. Adjustment points at both ends of the 1. 75" double socket arm allowing for optimum viewing position The rubber ball and socket system absorbs vibration. The Mount can be used as a permanent drill down fixture or temporary, removable fixture with the addition of the RAM 2. 5" Triple Magnetic Diameter Base accessory, RAP 339U (sku 3864). ( NOT SUPPLIED WITH THIS MOUNT BUNDLE). Compatible with; HD HERO, HD HERO2, HD HERO3 & HD HERO 960. Manufactured from High Strength Composite and Power Coated Marine Grade Aluminum. Lifetime Warranty. Made in U. S. A. For security purposes a locking knob is available for this arm, part number RAM KNOB3L (sku 18976) (NOT SUPPLIED WITH THIS MOUNT BUNDLE). RAM B 202 RAM B 201 A RAP B 202 GOP1