Tianjin Chenda Bicycle Parts Co., Ltd professionally manufacture bicycle crank and chainwheel since the day established in 2004.Best product quality, best price and good service are well reputation and strong collabration support being received from worldwide *****, the prodct export to Latin America, Turkey, Greece and Asia.In these years, new product develpment are the improvement and innovation of *****, customization we are still strive to address.If you are interested in, welcome to contact us anytime for win-win situation receiving in common.Looking forward to your response.Product Brief:Bicycle Crank Length:89mm, 102mm, 114mm, 127mm, 140mm, 152 mm, 165mm, 170mmBicycle Chainwheel Category:single speed:28T, 31T, 32T, 36T, 40T, 44T46T, 48T, 52T cotter condition as your requests.Triple chainwheel:28T/38T/48T, 24T/34T/42T,Contact detail:Contact Person:Katrina Marketing ManagerBusiness mail:*****TEL:86-22-86991777FAX:86-22-86990758