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Chain Sprockets
Pilot Bore Sprockets
1.1/4inch Pitch (20B1) Simplex Chain sprockets
Quick Code: BB-20393
20B1-34 Simplex Pilot Bore Sprocket
The 20B1-34 Simplex Pilot Bore Sprocket is a precision-engineered British standard roller chain sprocket designed for reliable power transmission in industrial applications.
Key Features:
- 20B1 British standard roller chain sprocket
- 1.1/4 inch pitch with 34 teeth
- Pilot bore design (25mm) allows for precise machining to your exact shaft requirements
- Outside diameter: 359.3mm
- Boss diameter: 150mm
- Overall length: 55mm
Applications:
This sprocket is ideal for use in conveyor systems, agricultural machinery, industrial equipment, packaging systems, and other power transmission systems where reliable chain drive performance is essential. The pilot bore construction ensures compatibility with 20B1 simplex roller chains and allows for customization to fit your specific machinery requirements.
Quality & Supply:
Manufactured by Medway to exacting standards and stocked in our UK warehouse for fast delivery. Part of our comprehensive range of 35 different 20B1 simplex sprocket sizes. Our technical team is available to assist with sprocket selection and application support.



