Metric triple sprocket 19.05 mm pitch, with hubs, made of steel
| Martin Sprocket & Gear, Inc. | |
|---|---|
| Product Category | ISO Roller Chain Sprockets |
| Product Number | E12B21 |
| Product Name | Metric Roller Chain Sprockets |
| Pitch | ISO 12 (19.05mm) |
| Material | Steel |
| Hub Style | Type B (Hub One Side) |
| Shaft Mounting | Set Screw; Simple Bore |
| Number of Teeth | 21 |
