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+1 (217) 579-8045Bore1-1/8"Chain Size#40Hub Diameter3-1/4 inKeyway Size1/4 x 1/8 inLength Through Bore1 inMaterialCarbon SteelO.D.4.26 inPitch40Pitch Diameter3.989 inScrew Size5/16 inTeeth25TypeFinished Bore Type B
| Bore | 1-1/8" |
| Chain Size | #40 |
| Hub Diameter | 3-1/4 in |
| Keyway Size | 1/4 x 1/8 in |
| Length Through Bore | 1 in |
| Material | Carbon Steel |
| O.D. | 4.26 in |
| Pitch | 40 |
| Pitch Diameter | 3.989 in |
| Screw Size | 5/16 in |
| Teeth | 25 |
| Type | Finished Bore Type B |