Please note - due to the way these are shipped and stored they may have some minor surface wear which doesnt affect its use in anyway. New product sold in bulk with no original packaging. Part number 59303. This dual head shaver attachment is compatible with Wahl trimmer models 3205, 3266, 5598, 9653, 9686, 9816, 9818, 9818L, 9837, 9854, 9854L, 9855, 9860, 9864, 9864SS, 9867, 9869, 9870, 9876, 9876L, 9880, 9885, 9886, 9884, 9888, 9937, 9984, 9994, SS2L, WSS3L that use detachable parts. This is for trimmers only and will not fit any shavers or clippers. Replacement Dual Head Mid Size Foil Shaver Attachment for Wahl All In One Lithium Ion Trimmer 59303 9818 9864 9854 9888