2pcs Ball Wheel For Dyson V6 V7 V8 V10 V11 V12 V15 DC Vacuum Cleaner 35W 50W Direct Drive Cleaner Head Wheels Replacement Parts About this item [Compatible Models] This is the ball wheels compatible with Dyson cleaner head wheels of V6 V7 V8 V10 V11 V12 DC58 DC59 DC62 DC72 DC74 DC Series vacuum cleaner.Timely inspection and replacement of the ball wheels to last the lifetime of your vacuum cleaner head. [Compatible Cleaner Head Type] The parts replacements for Dyson cleaner head ball wheels is for V6 series old model 20W direct drive cleaner head, V6 V7 V8 V10 V11 C58 DC59 DC62 DC72 DC74 DC series 35W direct drive cleaner head, V7 V8 V10 V11 V12 series 50W direct drive cleaner head. [Purpose to Replace] Worn vacuum cleaner head wheels will make your vacuum cleaner harder to push and will scratch your floors and carpets. We recommend replacing worn parts promptly so that your vacuum cleaner always performs at its best. [Premium Quality] Made of high quality material, good workman