Vision Metron M.A.S. Stack Spacer Kit with BridgeThe Vision Metron M.A.S. Stack Spacer Kit with Bridge lets you adjust the height of your aero position so you can ride your fastest. Comes with Garmin Mount, 7.5mm spacer x 2, 15mm spacer x 6, and 7.5mm bridge, and screws. Weighs about 200g. Available in Black.840031038241
