Material: aluminum alloy. Can be adjusted by 60° (plus and minus) to release the waist pressure. There is a height suitable for you. The frosted surface is comfortable and smooth without hurting hands.
Road Bike Stem Riser Adjustable Mtb Mountain Bicycle Handlebar Stem Variable
31.8mm Mountain Road Bike Stem Riser ±60° Adjustable MTB Bicycle Handlebar Fork
Bicycle Headset Spacers Aluminum Alloy 50 100 150 Mm For Road Bike Stem Riser Washer Black Silver Cycling Components(Silver 150mm)
Aluminum Alloy Bicycle Headset Spacers 5mm And 10mm Mix Pack For 28.6mm Forks Mountain Road Bike Stem Riser Adjustment Black Silver Red Blue(Black)
5pcs Aluminum Alloy Bicycle Headset Spacers 5mm 10mm for 28.6mm Fork Mountain Road Bike Stem Riser Black Silver Red Blue(Blue)
Aluminium Alloy Handlebar Spacer 31.8 mm for TT Road Bike Stem Riser 10/20 mm Black Round Tube Adapter Spacer with M5 Screws 40 mm Hole Spacing (20 mm)
