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41B21 PITCH: #41 TEETH: 21 Bore: Minimum Plain Bore

$18.71 Each


  • Typically ships in: 1 day
  • Weight: 1.9 lb
  • Free shipping on orders over $20

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Additional Description

B Style sprockets are flat sprockets with a hub extension on one side. These plain bore sprockets can easily be bored to a metric or standard size to fit your application. Keyways, set screws and harden teeth are quick alterations that can be made.
Material Steel Hub Configuration B
Chain Number 41 Hub Outside Diameter 2.750 in.
Chain Pitch 0.500 in. Length thru Bore 1.000 in.
Number of Chain Rows 1 Hub Recessed For Chain Clearance No
Number of Teeth 21 Construction Detail Solid
Outside Diameter 3.617 in. Bore Type Stock Bore
Pitch Diameter 3.355 in. Min Bore Size 0.625 in.
Single Strand Tooth Thickness 0.227 in. Max Bore Size 1.875 in.
Hardened Teeth No
Storage Dimension Length 4.313 in. Weight 1.74 lbs.
Storage Dimension Width 4.313 in. Individually Packaged Yes
Storage Dimension Height 1.063 in.


Number Of Teeth 21
Outside Dia 3.617"
Material Steel
Pitch 0.500 in.

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult


Product's availability

State of California Proposition 65 Product Warning