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1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701010
08B1 20T Sprocket Comes With 24mm Bore & Keyway with 2 Grubscrews (4SR20 24BK&2GS)
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Product Specification
Bore
24mm
Number of Teeth
20
Pitch
1/2inch
Reference
4SR20 24BK&2GS SPKT
Quick Order Code
BB-701010
Product Description
The 08B1 20T Sprocket with 24mm Bore & Keyway is a precision-engineered power transmission component designed for applications requiring reliable, medium-speed drive configurations with moderate shaft compatibility. This bored and keyed sprocket features a 20-tooth design with a 1/2 inch pitch, making it an ideal choice for balanced speed and torque delivery in industrial drive systems requiring a 24mm bore diameter.
Key Features:
- 20 Teeth: Optimal tooth count for medium-speed applications offering balanced performance and smooth power transmission
- 24mm Pre-Machined Bore: Ready-to-install bore eliminates the need for additional machining and accommodates standard shaft diameters
- Integral Keyway: Ensures positive drive engagement and prevents shaft slippage
- Dual Grubscrews: Provides secure and reliable shaft mounting with redundant fastening
- 1/2 Inch (08B1) Pitch: Compatible with standard 1/2 inch pitch roller chains
Applications:
This sprocket is ideal for use in:
- Conveyor systems requiring adjustable speed ratios
- Packaging machinery and automation equipment
- Agricultural equipment and farm machinery
- General industrial power transmission systems
- Drive systems requiring compact design with efficient power transfer
- Medium-duty applications with standard shaft configurations
Reference: 4SR20 24BK&2GS SPKT
As part of our extensive range of over 165 bored and keyed sprockets, this component delivers the precision and reliability needed for demanding industrial applications. Our technical team is available to assist with application-specific recommendations.

