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Name | Mountain bike hollow integrated chain ring |
Material | aluminum alloy |
Specification | BCD 104mm |
Crank | 170mm / 175mm |
Number of teeth | 30T / 32T / 34T / 36T / 38T /40T /42T /44T /46T/ 48T/ 50T/ 52T |
Weight of chainrings | 32T-40g/ 34T-48g/ 36T-59g/ 38T-71g/ 40T-80g/42T-91g Sprocket: 44T-86g/46T-92g//48T-100g/50T-108g/52T-119g |
Product weight | 1. Weight of chain crank: about 790g 2. Bottom axis weight: 92g |










