Locking Dipstick for aftermarket case by Ross Wulf
These locking dispticks by Ross Wulf will fit in an aluminum or aftermarket magnesium case where the dipstick tube has not been flared by the factory. These are the nices quality dipstick on the market for the aircooled type 1 engine. Push down on the tab and your dipstick is locked in place. Pull up on the tab and it easily releases so you can check the oil level of your engine.