Upgrade your bicycles with ROTOR rings and get the second set 50% off
This offer includes all ROTOR chainrings when you buy Q RINGS oval or round, direct mount or spider mount, 1x or 2x chainrings. Buy any ROTOR Chainrings and get the second set of equal or lower value with 50% off. Read More
ALDHU is our lightest, strongest and stiffest crankset with Spider Mount set-up that allows classic individual chainrings and part of our Direct Mount technology family. It features a proprietary spline interface connecting crank arm, axle and chainring allowing simple assembly and disassembly of your crankset.
Modularity allows you select the perfect chainring size for each ride with easy installation with our Spider mount option. Choose Q RINGS® to enhance your performance with OCP mount technology to precisely adjust your unique Optimal Chainring Position (OCP). Classic Round chainrings also available.
ALDHU's name comes directly from ROTOR's racing heritage. It is an abbreviation of Alpe d’Huez to commemorate ROTOR's first iconic victory at the Tour de France with Carlos Sastre.
What’s included: ALDHU Crank arms/ ALDHU Axle / Spider Mount Chainrings / Spacers.
Weight: 347,8 g (175mm w/o chainrings&axle)
Sizes: 170/172.5/175
Q-Factor: 148 mm / 153 mm depending on axle choice, rim or disc
Chainline: 43.5 mm / 46 mm depending on axle choice, rim or disc
Material: 7055 aluminium
Compatibility: BSA30 , ITA30 , BB30 bearing kit, PRESS FIT 4630, UBB4630, BB386 , PRESS FIT 4130
