This round adapter is made to seal motorcycle master cylinders.
Uses a strech cord to hold the adapter in place and a fitting with hose to connect to an over flow container. It also works on round master cylinder reservoirs at low pressure. This adapter is not included in standard kits.
2 1/2 inch round adapter
Knotted bungie to provide seal
Fitting and hose to control over flow
Adapter covers motor cycle master cylinder
Overflow hose protects paint
Covers 90% of motor cycle master cylinders