Martin 12B19 Type B Single Strand Solid Stock Bore Roller Chain Sprocket, 16 to 60 mm Dia Bore, 127.486 mm OD, #12B-1 Chain, 19 Teeth, 19.05 mm Pitch, Steel
Metric B style sprockets are flat sprockets with a hub extension on one side. These plain bore sprockets can easily be bored to a metric or standard size to fit your application. Keyways, set screws and harden teeth are quick alterations that can be made.
Martin Roller Chain Sprocket, Type B Single Strand Solid Stock Bore, 16 to 60 mm Bore, 127.486 mm OD, #12B-1 Chain, 19 Teeth, 19.05 mm Pitch, 115.739 mm Pitch Diameter, 89.992 mm Diameter Hub, 35 mm Length Through Bore, Steel
| Bore Diameter | : | 16 to 60 mm |
| Outside Diameter | : | 127.486 mm |
| Chain Size | : | #12B-1 |
| Number of Teeth | : | 19 |
| Pitch | : | 19.05 mm |
| Material | : | Steel |
| Type | : | Type B Single Strand Solid Stock Bore |
| Pitch Diameter | : | 115.739 mm |
| Hub Diameter | : | 89.992 mm |
| Length Through Bore | : | 35 mm |
VIDEO LINK
https://www.youtube.com/watch?v=fSomOMNB_-Q