Garmin zumo 220 Quick Start Manual - Page 6

Washers Panhead screws Cradle Base plate Nuts Attach the Base Plate to the zūmo Mount 1. Thread the M4 × 40 mm panhead screws through the washers, cradle, spacers, and base plate. 2. Tighten the nuts to secure the base plate. Attach the Base Plate to the Handlebar Base 1. Align the ball of the handlebar base and the ball of the base plate with the double-socket arm. 2. Tighten the knob slightly. 3. Adjust for better viewing and operation. 4. Tighten the knob to secure the mount. Spacers Cradle Base plate Double-socket arm Knob Handlebar base  zūmo 220 Quick Start Manual