GU Energy Gel Flask BPW Manufactured using highly durable aluminum

Manufactured using highly durable aluminum alloy

For use with BB30 WIDE 30mm diameter cranks with a spindle length of at least 104mm (BB30 Wide

Quieter than ever

designed to match the new 12 speed chain’s characteristics

The Shimano Dura-Ace BR-R9170 Flat Mount Disc Brake Caliper is lightweight while offering better control and confidence in race conditions

GU Energy Gel Flask BPW Manufactured using highly durable aluminumWe teamed up with our neighbours at Hydrapak to design a customised soft flask with a high flow nozzle to make fueling for long efforts more convenient and less sticky. The Flask holds 5 Servings of Energy Gel and includes marks on the back to measure your fuel. Fill it with Energy Gel from our new 15 Serving pouches, fuel with it, and reuse it!