Parts for All Units: 6101611-R4 - Wonder brush ring, use with 6101641 or 6101656 9985006-R2 - Timing tracks, grey, set of 2 Unit Parts: 6101641-R2 - Combined grey brush, use with 6101611, for units C3 or C6 Plus 6101656-R4 - Combined grey brush, use with 6101611, for units C4 or C5 9993179-R1 - Basic remote for unit C3 99954226-R1 - Pro remote for units C4, C5 or C6 Plus 9991432-R4 - Ultra fine cartridge filter for units C3 or C4 99954308-R1 - Filter bag, 70m for units C5 or C6 Plus 9995430-R1 - Filter bag, 50m for units C5 or C6 Plus 99955951-ASSY - Wheel tube assembly for unit C3 99955952-ASSY - Wheel tube assembly for unit C4 99955954-ASSY - Wheel tube assembly for unit C5 99955956-ASSY - Wheel tube assembly for unit C6 Plus