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- 50 Single Strand Chain, 21 Teeth, B Style, Steel Sprocket
| No. of Teeth | 21 |
| Outside Dia. | 4.52 in |
| Pitch Diameter | 4.194 in |
| Hub Length Thru | 21/32 in |
| Hardened Teeth | Without Hardened Teeth |
| Inch/Metric | Inch |
| Bore Range [Max] | 2.25 in |
| Material | Steel |
| Chain Pitch | 0.625 in |
| No. of Strands Across | 1 |
| Chain No. | 50 |
| Hub Dia. | 3 3/8 in |
| Bore Range [Min] | 0.75 in |
| Length Through Bore | 1 in |
| Width Across Teeth | 0.343 in |
| Sprocket Style | B |
| Weight | 2.8 LB |
| EAN or UPC | 782475056262 |
