Shimano FC-RX610 GRX chainset 38T, single, 12-speed, 2 piece design, 172.5 mm

• Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world
• 12-speed single chainset offers optimum gearing for mixed terrains and riding styles
• Designed to work with HollowTech II type bottom bracket cups
• Compatible with 12-speed HG chains
• Anodized aluminium crank arms
• Lightweight aluminium chainring
• 4 arm, 110 mm bolt circle diameter

All UK Mainland Bike Deliveries Over £999 - Free Bike orders are sent via TNT/FedEx with estimated delivery within 1 working day after quoted dispatch time (For Scottish Highlands, Northern Ireland, Isle of Man and the Channel Islands deliveries please allow an additional 1-4 working days).Bike orders under £999 and eBikes will incur a £25 delivery fee.

Free Delivery On Orders Over £199.99 - When you spend more than £199.99 at 99 Bikes deliveries to a UK mainland address will be free (excludes bikes & large items).Certain regions and territories of the UK will incur additional charges, details of which can be found on our delivery page.

Click & Collect Orders -Please be aware Click & Collect orders may take some time to fulfil. We advise not to travel to your chosen store until you have been notified that your order is ready for collection.

At 99 Bikes our priority is to ensure that you are highly satisfied with your purchase. In the unlikely event that you aren't, we offer a 30 day online return policy* in which you can receive a full refund. Any item including bikes (with the exception of food) can be returned to us for any reason provided it is received by us in an unused and resalable condition in or with its original packaging which must be undamaged.

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