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Product Specifications:
| Item | Coupling |
| Hub Diameter | 3 7/8" |
| Keyway Size | 1/4" x 1/8" |
| Length Through Bore | 2" |
| Material | Steel |
| Maximum Speed | 2500 RPM |
| No. Of Teeth | 20 |
| Outside Dia. | 5 1/2" |
| Outside Diameter | 5 1/2" |
| Pitch | 3/4" |
Shipping Info:
| Ship weight (kg) | 2.88 |
| Ship height (cm) | 5.08 |
| Ship length (cm) | 13.97 |
| Ship width (cm) | 13.97 |
| Country of Origin | US |
Product Variants
| Product | Model | Outside Dia. | Pitch | Material | Price | |
|---|---|---|---|---|---|---|
![]() |
5016 1 1/2 | 3 8/25" | 50" | Steel | €66.60 | |
![]() |
5016 1 1/4 | 3 8/25" | 50" | Steel | €66.60 | |
![]() |
4016 1 | 2 16/25" | 40" | Steel | €49.93 | |
![]() |
4016 3/4 | 2 16/25" | 40" | Steel | €49.93 | |
![]() |
6018 2 | 4.46" | 60" | Steel | €104.51 | |
![]() |
4016 1 1/4 | 2 16/25" | 40" | Steel | €49.93 | |
![]() |
5018 1 1/2 | 3 18/25" | 50" | Steel | €73.82 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET 6020 1 1/8 Coupling, 20 Teeth, 5.5 Inch Outside Dia., 1.125 Inch Bore, Bore To Size, Steel
€127.93 /unit


