For Thetford Toilet Lip Seal Replacement 23721 Fits C200 C250 C260 C400 Cassette
FIT cassette toilet Iip seal 23721 for C200/C250/C400/C2, C3 and C4 models. part number: 23721. Fits cassette models from June 200o onwards. Fits all C200/C250/C400/C2, C3 and C4 models produced after 15th/June/2000.