# Martin 50B45 Type B Plain Bore Sprocket #50 Chain 5/8" Pitch 45 Teeth Steel - MROSupply.com

***Martin 50B45 Type B plain bore roller chain sprocket for #50 chain with 5/8" pitch, 45 teeth, and 9.313" outside diameter. Steel construction with one-sided hub for custom boring. Suitable for power transmission applications requiring a reborable sprocket.***



## Product details:

- Catalog number: 50B45
- SKU: 263323
- Price: ***$79.96*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Type B Plain Bore Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/plain-bore-sprockets/type-b-plain-bore-sprockets/)
    - [Plain Bore Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/plain-bore-sprockets/)
    - [Roller Chain Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/)
    - [Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/)
    - [Chains & Sprockets](htts://www.mrosupply.com/chains-sprockets/)
- Unit of measure: each
- Weight: 8.580 lb
- Technicall support: contact supplier for technical support on 323-728-8117


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Material: Steel
  

  
- Number Of Teeth: 45
  

  
- Outside Dia: 9.313"
  

  
- Pitch: 0.625 in.
  

## Suggested products:
- [Martin 50A13 Type A plain bore roller chain sprocket for #50 chain with 5/8" pitch, 13 teeth, and 2.911" outside diameter. Steel construction with flat plate design and no hub. Suitable for light-duty applications where a hub is not required.](https://www.mrosupply.com/products/262470/as-markdown/)
- [Martin 50A15 Type A plain bore roller chain sprocket for #50 chain with 5/8" pitch, 15 teeth, and 3.315" outside diameter. Steel construction with flat plate design and no hub. Suitable for applications requiring a lightweight, compact sprocket that can be bored to size.](https://www.mrosupply.com/products/262472/as-markdown/)
- [Martin 50A14 Type A plain bore roller chain sprocket for #50 chain with 5/8" pitch and 14 teeth. Steel construction with flat plate design and no hub for lightweight power transmission. Outside diameter is 3.113".](https://www.mrosupply.com/products/262471/as-markdown/)
- [Martin 50A112 Type A plain bore roller chain sprocket for #50 chain (5/8" pitch), 112 teeth, steel construction. Flat plate design with no hub, 22.651" outside diameter. Suitable for applications requiring a lightweight, compact sprocket without a hub projection.](https://www.mrosupply.com/products/262468/as-markdown/)
- [Martin 50B45 Type B plain bore roller chain sprocket for #50 chain with 5/8" pitch, 45 teeth, and 9.313" outside diameter. Steel construction with one-sided hub for custom boring. Suitable for power transmission applications requiring a reborable sprocket.](https://www.mrosupply.com/products/263323/as-markdown/)

## Product's reviews:
- Spur gear - Our Yellow Karcher "Duckee" steers once more.
The spur gear works as advertised!!!
- Perfect - Perfect replacement part, Good purchase experience. I would use MRO again.
- Works great - Works perfect and made my gokart way faster
- Nice sprocket - sprocket is very nice.