Sylvan Sidekick Race Aluminum All Mountain Wheels (2025) Axle Configuration:157x12mm Superboost The Optimus Trail casing is

The Optimus Trail casing is single ply 72tpi casing with tubeless insert

without compromising stiffness and strength where you need it

Welded 6069-AL Flux Pro 54 Aluminum rims have been developed to deliver the resiliency and lightweight needed for All-Mountain wheels

Each casing is specific to the structural needs of their experience

The valve stem port (without the need to house a valve core)

Sylvan Sidekick Race Aluminum All Mountain Wheels (2025) Axle Configuration:157x12mm Superboost The Optimus Trail casing isNOTE: Must select a Driver & Axle to receive a complete wheel Sylvan Sidekick All Mountain Wheels break the old rules to revolutionize MTB wheels, by employing the same hub technology as our World Cup DH winning Grappler Sidekick wheels, combined with lightweight, low profile, compliant Sylvan asymmetric All Mountain rims. Sidekick hubs feature an adjustable deadband that eliminates pedal kickback, enhancing suspension performance and filtering