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Chain Sprockets
Pilot Bore Sprockets
1.1/4inch Pitch (20B1) Simplex Chain sprockets
Quick Code: BB-20368
20B1-17 Simplex Pilot Bore Sprocket
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Product Specification
Boss Dia
120mm
Number of Teeth
17
Outside Dia
187.9mm
Overall Length
50mm
Pilot Bore Size
20mm
Pitch
1.1/4inch
Reference
20B1-17
Brand
Medway
Quick Order Code
BB-20368
Product Description
The 20B1-17 Simplex Pilot Bore Sprocket is a precision-engineered British standard roller chain sprocket designed for reliable power transmission in industrial machinery and equipment.
Specifications
- 20B1 British standard roller chain sprocket
- 1.1/4 inch pitch
- 17 teeth
- Outside diameter: 187.9mm
- Boss diameter: 120mm
- Pilot bore size: 20mm
- Overall length: 50mm
Key Features
- Pilot Bore Design: Allows for precise machining to your exact shaft requirements, ensuring a perfect fit for your specific application
- British Standard: Manufactured to exacting standards and fully compatible with 20B1 simplex roller chains
- Quality Construction: Supplied by Medway, a trusted name in power transmission components
Applications
Ideal for use in conveyor systems, agricultural machinery, and other industrial applications requiring reliable chain drive solutions. Whether you are replacing worn sprockets or upgrading existing systems, this sprocket delivers consistent performance in demanding environments.
Stock held in our UK warehouse for fast delivery. For assistance in selecting the correct sprocket for your application, please contact our technical team.



