Feature 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. Item Type: RV Toilet Seal Kit OE: 385345892, SE345892, 385311658, 385311652 Fitment: Fit for RV 300 310 320 Toilets Package List 1 x RV Toilet Seal Kit (19pcs) Note 1. Before purchasing, please carefully check the OEM number and Fitment model to ensure compatibility. 2. It is strongly recommended to have the installation done by a professional mechanic.