The MT51 is a chrome cup designed to hold a 3 3/8" tachometer. Use it to mount the tachometer to your dash or steering column for a nostalgic look. Mounting hardware is included. MT52 - Matte Black Tachometer Cup MT53 - Chrome Speedometer Cup
The MT55? is an under dash mount designed to accept two 2 1/8" gauges. Use it to mount any additional gauges separately from the instrument cluster. The MT56? accepts three 2 1/8" gauges.