Tracer HU-SF-HB30F& HU-SF-HB26 Steel Front FAT HUB 3/8"x13Gx36Hx135x175mm for 6-bolt Disc Brake

Tracer HU-SF-HB30F Steel Front FAT HUB 3/8"x13Gx36Hx135x175mm for 6-bolt Disc Brake Color: Black 
Tracer HU-SF-HB30R Steel Read FAT HUB 3/8"x13Gx36Hx170x210mm for Single & 7-Speed cassette 6-bolt Disc Brake Mount Color: Black 
Tracer HU-SF-HB26F Steel Front FAT HUB 3/8"x13Gx36Hx135x175mm for Disc Brake Color: Chrome 
Tracer HU-SF-HB26R Steel Read FAT HUB 3/8"x13Gx36Hx170x210mm for Single speed Disc Brake Color: Chrome