Alpitude - Deva Ceramic Pulley Wheels By Type_ROAD/GRAVEL F-Series model options

F-Series model options

Form follows function x2

By isolating a merino wool interior and a synthetic fiber exterior

Gelu saddles are handmade in Portugal

Whether you’re chasing marginal gains or refining your dream build

Alpitude - Deva Ceramic Pulley Wheels By Type_ROAD/GRAVEL F-Series model optionsDeva Ceramic Pulley Wheels Deva Ceramic Pulley Wheels are the pulley set used in the Brandtal oversized derailleur cage system. Built for riders chasing real drivetrain efficiency: less drag, smoother chain motion, cleaner power transfer. This is a precision upgrade, not a fashion part. Tight tolerances, premium ceramic bearings, and an oversized design that reduces chain articulation stress compared to standard jockey wheels. What you get Lower