Gloworm Gen 1.0 Battery - 6800mAh - 4 Cell eBay In the centre of this

In the centre of this is the relief groove

yet bring it down to a state of relaxation when you're off the bike

2mm clamp size for controls (standard mountain bike style)

This design minimised the chance of vibration

Gloworm Gen 1.0 Battery - 6800mAh - 4 Cell eBay In the centre of thisIf you have a Gloworm light then these additional batteries will keep you shredding the night away. Usingy pre selected premium Panasonic lithium ion cells Glowworm can maintain that the cells are the highest possible quality in terms of energy density, long life and safety. The batteries are rigorously tested for quality and safety before sale. Gloworm batteries undergo a waterproof sealing process which makes them 100% weatherproof so you can now