Bafang BBSHD BBS03 42T 44T 46T Chain Wheel Chain Ring

Technical Data:
Compatible with Bafang Mid-Drive BBSHD MM G320
Teeth Number(XX) 42T; 44T
Chain Line  60 (68); 62.5(73); 71(90); 76(100); 81(110); 86(120)
Thickness(X/XX") Narrow Wide System
Chain Wheel Material SPCC
Frame Materail 6061
Teeth Number(XX) 46T
Chain Line 50 (68); 52.5 (73); 61 (90); 66 (100); 71 (110); 76 (120)
Thickness(X/XX") 3/32"
Chain Wheel Material SPCC