Item details · BRAND:PASS QUEST · ORIGIN:CHINA Features & Specs · BCD: 110BCD ·Specifications: 48-35T 50-34T 52-36T 53-39T 54-40T · Weight: 137g 148g 173g 189g 226g · Color: black silver purple · Applicable: R9100 R8000 R7000 cranks · Applicable chain: 11/12 speed ordinary chain