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- 12B-2 Chain Number
- 18 Teeth
- 2 Strands
- Taper Lock Bushing
- Without Hardened Teeth
features
- Tolerances meet or exceed ISO standards
- Manufactured of high carbon steel
- Precise machining and processes ensure consistent finish and high quality
- Bores are concentric to pitch line, minimizing run out
- Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
- Interchangeable with other manufacturers’ taper bushings
| No. of Strands Across | 2 |
| Bushing Bore [Min] | 12.7 mm |
| Inch/Metric | Metric |
| Sprocket Style | B |
| No. of Teeth | 18 |
| Pitch Diameter | 109.7 mm |
| Overall Length | 31.75 mm |
| Length Through Bore | 31.75 mm |
| Outside Dia. | 121.45 mm |
| Chain No. | 12B |
| Caliper Diameter | 97.64 mm |
| Bushing Bore [Max] | 47.625 mm |
| Chain Pitch | 0.75 in, 19.05 mm |
| Root Diameter | 97.64 mm |
| Bushing Series | 2012 |
| Overall Length Less Threads | N/A |
| Bushing Type | Taperlock |
| Bore Type | Bushed |
| Hardened Teeth | Without Hardened Teeth |
| Hub Projection | 1.63 mm |
| Width Across Teeth | 10.87 mm |
| Hub Length | 1.63 mm |
| Outside Dia. [Min] | 121.45 mm |
| Material | Steel |
| Hub Dia. | 90.12 mm |
| Type | B |
| Weight | 2.35 LB |
| EAN or UPC | 697950410470 |
