Adjustable Handlebar Stem

About This Adjustable StemNote: This stem has two versions. One fits handlebar with 31.8mm diameter in the center like our Bee Adventurer/Explorer/Pathfinder Series/Ranger Max/Challenger models. The other one fits handlebar with diameter of 25.4mm in the center like Bee Explorer Lite model & Bee Ranger model with BMX handlebar. Measure the handlebar center diameter before ordering. Attention:The 31.8mm center diameter version fits:Bee Adventurer/Explorer/Pathfinder Series/Ranger Max/Challenger models.The 25.4mm center diameter version fits:Bee Explorer Lite & Bee Ranger With BMX handlebar model.As for Bee Ranger model, you need to pay attention to the handlebar version before ordering. If your Bee Ranger comes with an flat handlebar & adjustable stem, you should choose the 31mm version, while you should choose 25.4mm version if your Bee Ranger comes with a BMX handlebar. As long as you want to use the BMX handlebar on your bike, make sure the stem is a 25.4mm version one.-