- Designed from the ground up for wider 28-35c road rubber, the RR 521 offers a full 20 mm of internal width making it the perfect match for the latest endurance road disc brake bikes
- The RR 521 is the bruiser of the Endurance Road range, the 32 mm deep semi-aero section is hugely stiff and strong, making it ideal for heavier riders or those looking to load up before heading out
- Can be run either with standard clinchers or road tubeless tyres using DT Swiss tubeless tape and valves
- Comes packaged with DT Swiss Squorx ProHead nipples and PHR washers to complete your build
- Strength Boost Welding Technology creates a perfectly welded join for a durable, reliable rim
- PHR washers and convex Squorx nipples naturally align perfectly with your chosen spokes, increasing stiffness and durability with no weight penalty over traditional eyeleted rims
- Unique process for the black coating produces a tough and durable finish
- Suggested maximum system weight of 130 KG, those looking for a lighter 20 mm wide rim with are advised to consider the RR 421 DB's
- Presta drilling
- Outer width: 24 mm, Inner Width: 20 mm, Height: 32 mm
- ERD 581 mm with PHR Washers installed
- Max spoke tension: 1200 N
- Weight: 520 grams
Click and collect is available on all of our products. If it's on our website then we have it in our store!