21 mm Pro Plug Socket from Motion Pro.
Features:
- Fits 21 mm and 13/16" spark plugs.
- Ultra-strong tool steel construction.
- Slim skeleton profile.
- Use with a 3/8" square drive or 17 mm wrench.
- Innovative internal plug retention system.
- Protective black oxide coating.
- Easy to read laser etched markings.
- Can be used as an axle-holding tool on bikes with 17 mm or 24 mm internal hex axles. Through hole allows use of a screwdriver or holding rod.
- Lightweight.
- Patent pending.
