B sort roller chain sprocket
CZPT | DIN, BS, ISO, ANSI or and so on. |
Variety | 04B-48B, twenty five-240 |
Material | Alloy Steel 1045/CK45/XC42H1, casting iron 65-45-12 or acc. to drawing. |
Area treatment | zinc/nickel plating, black oxide or and many others. |