20B-2X9T Pilot Bore Sprocket
20B duplex pilot bore sprocket with 9 teeth.
Description
20B duplex pilot bore sprocket, 9 teeth. All catalogue specifications and dimensions are shown in Additional Information.
Additional information
| Chain Size | 20B |
|---|---|
| Chain Imperial Size | 1.1/4” x 3/4” |
| Strand | Duplex |
| Teeth | 9 |
| Outer Diameter (de) | 108 mm |
| Pitch Diameter (dp) | 92.84 mm |
| Hub Diameter (dm) | 63 mm |
| Hub Length Through Bore (A) | 75 mm |
| Stock Bore (D1) | 20 mm |
| Type | Type 1 (C45) |
| Tooth Radius r3 | 32 mm |
| Pitch | 31.75 mm |
| Chamfer c | 3.5 mm |
| Width Between Inner Plates | 19.56 mm |
| Roller Diameter | 19.05 mm |
| Tooth Width B1 | 18.5 mm |
| Tooth Width B2 | 54.6 mm |
| Tooth Width B3 | 91 mm |
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