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>SUGEK Mountain bike 11 speed 11-50T 52T Professional climbing hollow casstte 22S 33S Slotted Style <
【Brand】SUGEK
【Model】CS-M9011
【Speed level】11 speed
【Teeth】11-50T,11-52T optional,specially suits for climbing
【details】11-13-15-18-21-24-28-32-36-42-50T OR11-13-15-18-21-24-28-34-40-46-52T
【caliber】22.2mm(standard)
【color】Nickel Chrome Silver (specially treated surface)
【Material】High tension steel
【Weight】11-50T: 659g,11-52T: 739G
【Feature】.High-tensile steel plate nickel-plated chrome, hollow design, to reduce weight, cost-effective, high wear-resistant imported steel , multi-layer plating rust, high-precision tooth design, smoothl speed change, compatibility, professional climbing flywheel