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Product Specification
Boss Dia (mm)
100
Bush Type
2517
Length Inc Boss (mm)
50
No of Teeth
21
Pcd (mm)
127.82
Brand
Medway
Quick Order Code
BB-7695
Product Description

Taperlock Type Roller Chain Sprocket 12B2-21T

This high-quality 21-tooth roller chain sprocket is engineered for reliable power transmission in industrial chain drive systems. Featuring a convenient taperlock bush fitting system, it allows for quick and secure shaft mounting without the need for keyways, making installation and maintenance straightforward.

Specifications:

  • 3/4 inch pitch Duplex chain compatibility
  • 21 teeth
  • Taperlock bush type: 2517
  • Boss diameter: 100 mm
  • Pitch circle diameter (PCD): 127.82 mm
  • Overall length including boss: 50 mm
  • Compatible with 12B2 roller chain
  • Manufactured by Medway

Applications:

Ideal for use in a wide range of industrial applications including conveyors, agricultural machinery, packaging equipment, and general industrial drive systems. The 21-tooth configuration provides an excellent balance for medium-speed power transmission requirements.

Manufactured to precise specifications and built to withstand demanding industrial environments, this sprocket delivers consistent performance and durability. Stock available for prompt dispatch from our UK warehouse.


  • 12B2 Roller Chain to Suit
  • 2517 Taperlock Bushes to Suit