Protein Skimmer neck cleaner - Motorised

Model : 
ACS 150  , 150MM diameter  ,  cab be used for C6,C7,CURVE 7,HERO7 skimmer

ACS 200, 200mm diameter, can be used for C9 ,curve 9 ,hero9 ,BM200E skimmer

Clean head also can be used for another brand skimmers ,if the neck diameter is same as mine  ,it can be used for it  .