Offers & Discount Codes

Here you will find a selection of the great offers available at Sigma Sports. Whether you're looking for sale items in our clearance, discount codes, or expertly curated bundles this is the place to find the best cycling and triathlon offers. If we don't have the deal for you at the moment be sure to bookmark this page as it is regularly updated with all our current offers and discount codes.

Free Hollowgram Wheels with Topstone Carbon 3 650b

Upgrade your Topstone Carbon 3 650b purchase with a set of matching Hollowgram wheels.

For a limited time, get a Hollowgram G-25 or G-27 wheelset free with a Topstone Carbon 3 650b Gravel Bike.

Add both items to basket and use code: HOLLOWGRAM

Valid on Cannondale Topstone Carbon 3 650b Gravel Bike only, and selected Hollowgram Wheels only, G-25 or G-27. Add both your bike and wheels to the basket and add code HOLLOWGRAM to redeem. Cannot be used in conjunction with any other offer. Offer cannot be applied retrospectively. Discount code cannot be used on Cycle Scheme or Finance orders. Sigma Sports reserve the right to end offer at any time.


Buy any 3 Vel branded items and get the cheapest item for free, from a pair of shiny new wheels to fresh new bottles & cages.

Use code: VEL3FOR2

Terms & Conditions: Code valid on in-stock Vel branded products only. Delivery charges do not apply in basket total calculations. View all eligible products here, excludes Wheels. Can not be combined with any other offer. Offer can not be applied retrospectively. Discount codes can not be used on finance or cycle scheme purchases. The discount amount may vary due to currency fluctuation. Code expires 30/06/2023 23:55pm GMT. Sigma Sports reserve the rights to end offer at any time.


To thank those who work in the NHS, police, fire services and serve in the military, we are delighted to offer a 10% discount off the retail price on our website and app. An existing Sigma Sports account or registration is required.

Terms & Conditions: Regrettably, we are not able to offer this discount on the following product categories: bicycles, frames, electronics, power meters and turbo trainers. This can only be redeemed by UK residents. Discount expires after 1 year, after which you can reapply.

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