Not only gives you a solid, central mounting point for your high powered rechargeable light but a place to put the battery, no more wrapping a long cable ten times round your stemCable is held in place by a strong rubberised strap, no more flapping, noisy cablesMounts using Thule's multi-mount handlebar bracket and can be mounted either way up allowing it to be used simultaneously with any other Thule handlebar accessoryCovered by Thule's usual 5 year warranty