# Linn Gear 100-4B21 #100-4 Quad Strand Type B Sprocket - 21 Teeth, 1-1/4" Pitch - MROSupply.com

***Linn Gear 100-4B21 #100-4 quad strand Type B sprocket with 21 teeth and 1-1/4" pitch for ANSI #100 roller chain. Steel construction with plain bore for machining to required shaft size. Type B hub design provides single hub projection on one side for close mounting. Suitable for heavy-duty power transmission applications requiring four-strand chain drives.***



## Product details:

- Catalog number: 100-4B21
- SKU: 568178
- Price: ***$855.40*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Linn Gear](https://www.mrosupply.com/brands/linn-gear/)
- Category: 
    - [Type B Multi-Strand Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/multi-strand-sprockets/type-b-multi-strand-sprockets/)
    - [Multi-Strand Sprockets](htts://www.mrosupply.com/chains-sprockets/sprockets/roller-chain-sprockets/multi-strand-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: 68.000 lb
- Technicall support: contact supplier for technical support on 800 547 2471


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


## Product attributes;

  
- Bore Diameter: 1.687 to 3.625 in
  

  
- Chain Size: #100-4
  

  
- Hub Diameter: 5-1/2 in
  

  
- Length Through Bore: 6-1/2 in
  

  
- Material: Steel
  

  
- Number of Teeth: 21
  

  
- Outside Diameter: 9.044 in
  

  
- Pitch: 1-1/4 in
  

  
- Pitch Diameter: 8.387 in
  

  
- Type: Type B/C Quadruple Strand
  


## Product's reviews:
- Service - you shipped this order without a lot of lead time like past orders
- Qd hub type sprocket - BOUGHT 3 OF THESE SO FAR, LOOKS LIKE EXCELLANT QUALITY. WORKED PERFECT FOR WHAT I USE THEM FOR. WILL BUY MANY MORE!
- Sales rep. - thhank you very Much MRO Supply.
- Large sprocket - Amazing price and service !