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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 5/8" to 1 1/8" |
| Bore Type | Finished Bore |
| Chain Number | 50 |
| Chain Pitch | 5/8" |
| Chain Size | #50 |
| Construction | Solid |
| Construction Type | Solid |
| Finished Bore Size | 5/8" |
| For Chain Number | 50 |
| For Chain Pitch | 5/8" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Dia. | 1.688" |
| Hub Outside Dia. | 1 11/16" |
| Individually Packaged | Yes |
| Length Through Bore | 2 1/2" |
| Length Thru Bore | 2 1/2" |
| Material | Steel |
| Max. Bore Size | 1 1/8" |
| Min. Bore Size | 5/8" |
| No. Of Chain Rows | 3 |
| No. Of Teeth | 12 |
| Outside Dia. | 2.708" |
| Pitch | 5/8" |
| Pitch Dia. | 2.4148" , 2.415" |
| Product Datasheet | martin-sprocket-100a10.pdf |
| Single Strand Tooth Thickness | 0.332" |
| Storage Dimension Height | 2 5/8" |
| Storage Dimension Length | 2 7/8" |
| Storage Dimension Width | 2 7/8" |
| Type | Type B Triple Strand Solid Reboreable |
Shipping Info:
| Ship weight (kg) | 0.83 |
| Ship height (cm) | 6.35 |
| Ship length (cm) | 6.88 |
| Ship width (cm) | 6.88 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Bore Dia. | Pitch Dia. | Outside Dia. | Hub Dia. | Length Through Bore | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
E50B11H | 5/8" to 15/16" | 2.218" | 2.504" | 1.469" | 2 1/2" | 50 | 5/8" | Finished Bore | €167.83 | |
![]() |
E50B13H | 5/8" to 1 5/16" | 2.612" | 2.911" | 1 7/8" | 2 1/2" | 50 | 5/8" | Finished Bore | €172.44 | |
![]() |
E50B14H | 5/8" to 1 3/8" | 2.809" | 3.113" | 2.063" | 2 1/2" | 50 | 5/8" | Finished Bore | €172.98 | |
![]() |
E50B15H | 3/4" to 1 1/2" | 3.006" | 3.315" | 2.275" | 2 1/2" | 50 | 5/8" | Finished Bore | €174.01 | |
![]() |
E50B16H | 3/4" to 1 3/4" | 3.204" | 3.517" | 2.477" | 2 1/2" | 50 | 5/8" | Finished Bore | €185.10 | |
![]() |
E50B17H | 3/4" to 1 7/8" | 3.401" | 3.718" | 2.688" | 2 1/2" | 50 | 5/8" | Finished Bore | €190.23 | |
![]() |
E50B18H | 3/4" to 1 15/16" | 3.599" | 3 23/25" | 2 22/25" | 2 1/2" | 50 | 5/8" | Finished Bore | €198.20 |
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MARTIN SPROCKET E50B12H Sprocket, Stock Bore, 50 Chain, 12 Teeth, 2.415 Inch Pitch Dia., 2.708 Inch O.D., Steel
€168.86 /unit




