# Martin GR21SSS Stainless Steel Chain Guide Ring Kit 5.640" OD for #21 Roller Chain - MROSupply.com

***Martin GR21SSS stainless steel chain guide ring kit for #21 roller chain (1/4" pitch), 5.640" outside diameter. Corrosion-resistant stainless steel construction maintains chain alignment and reduces wear in food processing, washdown, or corrosive environments.***



## Product details:

- Catalog number: GR21SSS
- SKU: 266227
- Price: ***$156.46*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Martin Sprocket](https://www.mrosupply.com/brands/martin-sprocket/)
- Category: 
    - [Chain Guides](htts://www.mrosupply.com/chains-sprockets/chains/chain-tools-parts-accessories/chain-guides/)
    - [Chain Tools, Parts & Accessories](htts://www.mrosupply.com/chains-sprockets/chains/chain-tools-parts-accessories/)
    - [Chains](htts://www.mrosupply.com/chains-sprockets/chains/)
    - [Chains & Sprockets](htts://www.mrosupply.com/chains-sprockets/)
- Unit of measure: each
- Weight: 0.200 lb
- Technicall support: contact supplier for technical support on 323-728-8117


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


## Product attributes;

  
- Material: Stainless Steel
  

  
- Outside Dia: 5.640"
  


## Product's reviews:
- Great service and selection - I was very pleased to find this on the shelf. The price was fair, and the delivery was prompt.
I will do business again with MRO
- 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
- 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!!!
- Plate gear - Just what I ordered at a reasonable price. Thank you, Dallas