we are searching serious manufacturers of sprockets who can supply us with best discounted rates. our required demand is as follows:- sprocket set for CD-70 (41 and 14 teeth) 14teeth sprocket to be heat treated upto HRc 45-50. sprocket 14 & 15 teeth for YB100 (YAMAHA) made from SCM-415 material, Hardness HRc 45-50. Sprocket 50# chain 32 teeth, bore 96.00mm and sprocket 50# chain 27 teeth bore 52.00mm, both hardened to HRc 30-35. Your best possible rates shall boost our spirits and we shall be able to establish L/C as soon as possible. Kindly send your e-mail and contact number.