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Chain Sprockets
Bored & Keyed Sprockets
1/2inch Pitch Bored & Keyed Sprockets
Quick Code: BB-700985
08B1 18T Sprocket Comes With 22mm Bore & Keyway with 2 Grubscrews (4SR18 22BK&2GS)
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Product Specification
Bore
22mm
Number of Teeth
18
Pitch
1/2inch
Reference
4SR18 22BK&2GS SPKT
Quick Order Code
BB-700985
Product Description
The 08B1 18T Sprocket with 22mm Bore & Keyway and 2 Grubscrews is a precision-engineered power transmission component designed for reliable chain drive applications. This 1/2 inch pitch sprocket combines durability with ease of installation, making it an ideal choice for both replacement and new system designs.
Key Features:
- 18 Teeth – Optimised for balanced speed and torque ratios in moderate-duty drive systems
- 22mm Pre-Machined Bore – Ready for immediate shaft mounting without additional machining
- Integrated Keyway – Ensures secure, anti-slip shaft connection
- Dual Grubscrews – Provides additional holding security and prevents shaft slippage during operation
- 1/2 Inch Pitch – Compatible with standard 08B1 chain specifications
Applications:
This sprocket is ideal for use in:
- Conveyor systems and material handling equipment
- Packaging machinery and automation
- Agricultural equipment
- General industrial power transmission systems
- Mid-range speed drive installations requiring efficient power transmission
Whether you need a replacement sprocket for existing equipment or are engineering a new chain drive system, this component offers the precision and reliability required for demanding industrial applications. The pre-bored and keyed design eliminates costly machining operations, reducing downtime and installation costs.
Reference: 4SR18 22BK&2GS SPKT

