Genuine Karcher WV2 Plus, WV5 Premium, WV5 Plus, WV Anniversary, WVP10 Advance, WV50, WV60, WV70 replacement suction lips 170mm The 170mm Replacement Suction Lips are quick and easy to change, simply pull the old ones out and slide the new ones into place. If your current pair appears to become worn, change with the replacement blades to ensure streak-free results on all smooth surfaces. These small (170mm) Window Vac replacement blades are suitable for use with the WV 2 - WV 5 models. Dimensions 170mm x 42mm x 5mm Pack of 2 Compares to 2.633-104.0, 26331040