Used on BSA M20 & M21 WD (War Department) Models
1" x 24tpi thread
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- Air Filters
- Bolt Sets
- Brake Cables
- Brake Levers
- Brake Pedals
- Brake Shoes
- Carbs & Accessories
- Chain Tensioners
- Chains
- Choke Cables
- Clutch Cables
- Clutch Levers
- Decals
- Electrical
- Engine & Gearbox
- Exhausts
- Footrests
- Fork Seals
- Frame
- Fuel / Petrol Taps
- Gaskets
- Gear Levers
- General Spares
- Hand Grips
- Handlebars
- Ignition
- Kickstarts
- Lights and Accessories
- Oil Filler Plugs
- Rubber
- Seals
- Spark Plugs
- Speedo Cables & Accessories
- Sprockets
- Stands
- Steering
- Suspension
- Tank Badges
- Throttles
- Throttle Cables
- Tyres & Tubes
- Wheel Bearings
- Wheel Components
- Lubricants & Oils
- Manuals & Parts Lists
- Workshop Tools
- Account
Welcome to SJ Motorcycle Engineering. BSA Specialists.