100mm Bike Stem Aluminum Alloy for 25.4mm Steerer Tube and 31.8mm Handlebar
List1： 31.8.4 100mm/1.25 3.93in Mountain Bike Raised Handlebar. list2：25.4 100mm/0.96 3.93in Mountain Bike Raised Handlebar. Material:aluminum alloy. Positive is very important to us.