Topeak FastFuel Tribag review

We've tested Topeak's top tube bag which can be fitted to either road bikes or tri bikes with screw-on bag mounting points

Cycling Weekly Verdict

The Topeak FastFuel Tribag is a quick way to add a small amount of extra carrying capacity to a road or tri bike, but gets in the way a bit when riding out of the saddle.

Reasons to buy
  • +

    Easy to fit and access

  • +

    Includes gel organiser

  • +

    Compatible with road and tri bikes

  • +

    Fixes securely

  • +

Reasons to avoid
  • -

    Not much capacity

  • -

    Rubs against your legs when climbing

  • -

You can trust Cycling Weekly. Our team of experts put in hard miles testing cycling tech and will always share honest, unbiased advice to help you choose. Find out more about how we test.

Adding extra carrying capacity to a road bike is a bit of an art and anywhere where you can tuck a small bag is welcome. The Topeak FastFuel Tribag has a capacity of 0.6 litres and is designed to fit to the top tube of a triathlon or time trail bike for in-race feeding, or to a road bike.

Watch: how to beat long time trials

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Paul Norman

Paul started writing for Cycling Weekly in 2015, covering cycling tech, new bikes and product testing. Since then, he’s reviewed hundreds of bikes and thousands of other pieces of cycling equipment for the magazine and the Cycling Weekly website.

He’s been cycling for a lot longer than that though and his travels by bike have taken him all around Europe and to California. He’s been riding gravel since before gravel bikes existed too, riding a cyclocross bike through the Chilterns and along the South Downs.