CALIDAKA Stem Shim 31.8mm to 35mm, Aluminum Alloy Easy Install Stem Reducer, Practical Bike Handle Shim Adapter

CALIDAKA Bike Handlebar Shim, 1 Pair Bicycle Handlebar Stem Shim 25.4 to 31.8 mm, Aluminum Alloy Easy Install Stem Reducer, Clamp Spacer Conversion Shims Adapter

CALIDAKA Stem Shim 31.8mm to 35mm, Aluminum Alloy Easy Install Stem Reducer, Practical Bike Handle Shim Adapter

31.8 Stem 45mm Bike Stem Wake Mountain Bike Stem Short Handlebar Stem for Most Bicycle, Road Bike, MTB, BMX, Fixie Gear, Cycling (Aluminum Alloy, Black Blue Gold Red)