DIYMINIBIKES

“B” Type Sprockets, #40/#41 (#420) Chain
Inventories a variety of “B” & “C” Type sprockets. The most popular are shown; you can order off the shelf. We have the capabilities to provide your needs in OEM quantities. “B” Type Engine Sprockets are as noted and have a hub on one side.
Case-Hardened Steel
Hobbed Teeth
3/16″ Keyway
Two 5/16-18 Set Screws
5/8″, 3/4″ or 11/16″ Bore
Teeth 5/8″ Bore Part No. 3/4″ Bore Part No. 11/16″ Bore Part No.
8 2101-K* ?? ??
9 2102 ?? 2163
10 2103 2110 ??
11 2104 2111 ??
12 2105 2112 ??
13 2106 2113 ??
14 2107 2114 ??
17 2108 ?? ??
*All Sprockets with a “K” in their Part No. have a key broached into the hub rather than a keyway. No Key is needed.
Part No. 2163 has no keyway.