1Applicable Model: RV toilet flange seal kit is replacement for RV 300 310 320 Toilets, can replace 385345892 flanges, 385311658 flush seal and 385311652 base seal. 2OE Number: The part numbers for reference are 385345892, SE345892, 385311658, 385311652, please confirm whether it is consistent with the OE you need. 3Complete Bathroom Solution: The 3 inch RV toilet seal kit includes a 385345892 seal, a 3 inch socket style toilet flange kit, providing all bathroom accessories in one package. 4Excellent Material: Made of ABS plastic materials, the toilet seal kit offers high durability for long lasting use, making it perfect for outdoor and travel applications. 5Easy to Install: RV toilet seal kit comes with all the necessary hardware, ensuring a trouble free installation process, prevents leaking and is the perfect solution to RV toilet sealing problems. 1 x RV Toilet Seal Kit (19pcs)