EPI EZ Bearing Greaser - 30mm CA30MMGREASERHigh quality CNC machined with precision drilled grease channel and dual O ring seals Quick and easy way to extend the life of your wheel bearings Simply remove the wheel, brake caliper and hub (also spindle or wheel shaft for models that need 30mm greaser); insert greaser tool and use your grease gun to pack your wheel bearings 30mm EZ Greaser is designed to service Can Am 30mm ID wheel bearings 39mm EZ Greaser is designed to service Can AM 39mm ID