Shimano FH-RM66 Freehub Body SmartEVO AS 53mm: 230 g / 8

53mm: 230 g / 8

Siped shoulder knobs bite confidently into off-camber sections while a gradual ramp-up design ensures a smooth predictable transition when leaning into turns

8 Color Black Defined Color Black Stem Length 70Mm

The BBT-RS features an M8 threaded rod and a double-sided adapter nut with M12 and M15 threads allowing it to thread directly into any compatible cartridge bottom bracket

4 ISO 584 Bead TBLS - Fold Tread/Sidewall Color Bk/Blk PSI 50 Weight (Grams) 1150 TPI 60 Durometer Features RSR/AGC Reflective Sidewall No

Shimano FH-RM66 Freehub Body SmartEVO AS 53mm: 230 g / 8Freehub Bodies for service and replacement on Shimano hubs.