Easton's most versatile and robust wheelset, the EA90 SL, is now available as a rim-only option. With a wider internal rim width of 19.5- millimeters, the R90 SL is perfect for road tires up to large cyclocross and gravel grinding tire volumes. The deep 27-millimeter rim offers improved wheel stiffness and aerodynamics that balances increased rim performance with minimal weight. The R90 SL takes a design queue from our wind tunnel-proven Fantom rim shape for aerodynamics and stability and is welded to save weight. Not to mention it comes in a variety of spoke holes configurations for versatility. Available in rim or disc brake options, the R90 SL is the perfect replacement rim or quick upgrade to your main ride.
Rim tape, valve and sealant is needed to run a tubeless set-up
The Manufacturer Spec ERD specification listed uses the less common “ERD+” method. ERD+ is the manufacturer listed diameter of the rim at the spoke nipple seat and does not account for the height of the spoke nipple shoulder when calculating spoke length. If unfamiliar with this system of measurement physically measure ERD yourself prior to committing to a spoke length