Adjustable Bike Stem

Description
Only fit for Handlebar diameter 31.8mm (1.25”), front fork stem diameter 28.6mm (1-1/8″).
Constructed from high-strength machined 6061 aluminum alloy. It?s easy to install, just connect up the original front fork stem, and a four-bolt bar clamp holds the bar securely in position.
The adjustable stem allows the rider to achieve a more comfortable riding position, correcting shoulder/arm/back pain caused by the original setup. This handlebar riser allows you to sit straighter on the bike and is better for your back.
Features
Size: 10 x 5 x 5 cm
Weight: 280 g
Degree: ?60? adjustable (Maximum Angle:60?)
Color: Black