Details:
1. Composition: alloy of aluminium
2. Length of extender bracket: 20.2 cm

3. The diameter of the extender bracket is 2.22 cm.
4. Length of clamp: 9.5 cm
5. The handlebar diameters for the extended clamp fit are 25.4 and 31.8 mm.
List of Packing Items:
One bicycle handlebar Two clamp bracket extensions (with four leahter gaskets)
One Allen wrench (installation tool)