# Martin 7H PB Coupling Hub Quadra-Flex Spacer Hub 2.813" OD Steel - MROSupply.com

***Martin 7H PB Quadra-Flex coupling spacer hub for flexible shaft couplings. Steel construction, 2.813" outside diameter. Used with Quadra-Flex elastomeric sleeves to connect shafts with misalignment.***



## Product details:

- Catalog number: 7H PB
- SKU: 250087
- Price: ***$63.62*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Hubs](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/components/hubs/)
    - [Components](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/components/)
    - [Elastomeric Sleeve Couplings](htts://www.mrosupply.com/shaft-couplings-and-collars/elastomeric-sleeve-couplings/)
    - [Shaft Couplings and Collars](htts://www.mrosupply.com/shaft-couplings-and-collars/)
- Unit of measure: each
- Weight: 2.000 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
  

  
- Outside Dia: 2.813"
  


## Product's reviews:
- Good stock - I was pleased with the help of customer service to answer my questions concerning inventory and how quickly I received my product. Thank you.
- Service manager - on time.. great company thanks john gorth
- Nice sprocket - sprocket is very nice.
- Plate gear - Just what I ordered at a reasonable price. Thank you, Dallas