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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 1" |
| Bore Type | Finished Bore |
| Chain Number | 50 |
| Chain Pitch | 5/8" |
| Chain Size | 50-2 |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 1" |
| For Chain Number | 50 |
| For Chain Pitch | 5/8" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Dia. | 3 7/8" |
| Hub Outside Dia. | 3 5/8" |
| Individually Packaged | No |
| Length Through Bore | 1 7/8" |
| Length Thru Bore | 1 7/8" |
| Material | Steel |
| Max. Bore Size | 2 1/2" |
| Min. Bore Size | 1" |
| No. Of Chain Rows | 2 |
| No. Of Teeth | 24 |
| Outside Dia. | 5.122" |
| Pitch | 5/8" |
| Pitch Dia. | 4.788" , 4.7883" |
| Set Screw Size | 1/4"-20 |
| Set Screw Thread Type | Coarse |
| Single Strand Tooth Thickness | 0.332" |
| Storage Dimension Height | 1 7/8" |
| Storage Dimension Length | 5.122" |
| Storage Dimension Width | 5.122" |
| Type | Double Strand Solid Stock Bore Type B |
Shipping Info:
| Ship weight (kg) | 2.96 |
| Ship height (cm) | 4.78 |
| Ship length (cm) | 13 |
| Ship width (cm) | 13 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Length Through Bore | Hub Dia. | Bore Dia. | Chain Size | Storage Dimension Length | Storage Dimension Width | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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D50B11H | 2.218" | 11 | 1 3/4" | 1.469" | 5/8" | 50-2 | 2 5/8" | 2 5/8" | €126.13 | |
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D50B12H | 2.415" | 12 | 1 3/4" | 1.688" | 5/8" | 50-2 | 2 15/16" | 2 15/16" | €126.64 | |
![]() |
D50B13H | 2.612" | 13 | 1 3/4" | 1 7/8" | 5/8" | 50-2 | 2.911" | 2.911" | €129.99 | |
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D50B14H | 2.809" | 14 | 1 3/4" | 2.063" | 5/8" | 50-2 | 3.113" | 3.113" | €131.95 | |
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D50B15H | 3.006" | 15 | 1 3/4" | 2.313" | 3/4" | 50-2 | 3.315" | 3.315" | €132.83 | |
![]() |
D50B16H | 3.204" | 16 | 1 3/4" | 2 1/2" | 3/4" | 50-2 | 3.517" | 3.517" | €136.17 | |
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D50B17H | 3.401" | 17 | 1 3/4" | 2.688" | 3/4" | 50-2 | 3.718" | 3.718" | €139.77 |
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MARTIN SPROCKET D50B24H Roller Chain Sprocket, 50 Chain, Stock Bore, 24 Teeth, 4.788 Inch Pitch Dia., Steel
€174.01 /unit







