Alpitude - Deva Ceramic Pulley Wheels By Type_ROAD/GRAVEL By isolating a merino wool

By isolating a merino wool interior and a synthetic fiber exterior

F-Series model options

Only the highest quality materials are used for the D-RACK: The body is made of CNC-milled anodized aluminum

Form follows function x2

Alpitude - Deva Ceramic Pulley Wheels By Type_ROAD/GRAVEL By isolating a merino woolDeva 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