# Martin 7B-JA Quadra-Flex Coupling Hub Size 7 for JA QD Bushing, Cast Iron, 4.625" OD - MROSupply.com

***Martin 7B-JA Quadra-Flex coupling hub, size 7, cast iron, 4.625" outside diameter. Designed for use with JA series Quick Disconnect (QD) bushing (sold separately). Industry-interchangeable with Dodge, Browning, and Gates JA bushing hubs for flexible coupling applications.***



## Product details:

- Catalog number: 7B-JA
- SKU: 250083
- Price: ***$69.99*** 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: 1.900 lb
- Technicall support: contact supplier for technical support on 323-728-8117


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


## Product attributes;

  
- Material: Cast Iron
  

  
- Outside Dia: 4.625"
  


## 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.
- High quality - strong material
- Sprocket lm - Good quality product, arrived on time, will continue to buy from this company
- Great service - Very quick service part was exactly what I needed to get my skid steer going again great product and I will definitely use this business again