# Martin 28B28 Type B Plain Bore Sprocket for 28B (ISO 606/DIN 8187) Metric Roller Chain, 44.450 mm Pitch, 28 Teeth, Steel - MROSupply.com

***Martin 28B28 Type B plain bore sprocket for 28B (ISO 606/DIN 8187) British Standard metric roller chain, 44.450 mm pitch, 28 teeth. Steel construction with hub on one side for re-boring. Outside diameter 424.623 mm, pitch diameter 397.001 mm.***



## Product details:

- Catalog number: 28B28
- SKU: 260649
- Price: ***$991.95*** 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: 66.770 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: 28
  

  
- Outside Dia: 424.623 mm
  

  
- Pitch: 44.450 mm
  

  
- Pitch Diameter: 397.001 mm
  


## Product's reviews:
- Nice sprocket - sprocket is very nice.
- Perfect - Perfect replacement part, Good purchase experience. I would use MRO again.
- Martin c5-20t-19-09 - Quality product. Fast shipping!
- Spur gear - Our Yellow Karcher "Duckee" steers once more.
The spur gear works as advertised!!!