# Martin D08B30 Double Strand Metric B-Hub Plain Bore Sprocket for 08B (ISO 606/DIN 8187) Chain, 12.700 mm Pitch, 30 Teeth, Steel - MROSupply.com

***Martin D08B30 double strand metric B-hub plain bore roller chain sprocket for 08B (ISO 606/DIN 8187) chain, 12.700 mm pitch, 30 teeth. Steel construction with hub on one side. 128.864 mm outside diameter, 121.498 mm pitch diameter. For double strand drives requiring a hub on one side.***



## Product details:

- Catalog number: D08B30
- SKU: 256002
- Price: ***$177.24*** 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 Double Pitch Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/double-pitch-sprockets/type-b-double-pitch-sprockets/)
    - [Double Pitch Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/double-pitch-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: 2.550 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: 30
  

  
- Outside Dia: 128.864 mm
  

  
- Pitch: 12.700 mm
  

  
- Pitch Diameter: 121.498 mm
  


## Product's reviews:
- Martin s1036 gears - Great Item, for a great deal!
- Free freight ! - Easy to do business with
- Met all expectations - Met all expectations for availability, price, delivery, ease of online store use, and efficient online store.
- 21 tooth 12 dp spur gear - The 21 tooth 12 DP gear I bought arrived very quickly.
It was exactly what I needed to fix my RV slide out.
I had to machine it to fit, but I knew that when I ordered it.
VERY SATISFIED!!!