Ensure a leak-free and odor-free RV experience with this RV Toilet Seal Replacement kit. Compatible with Dometic 300, 310, and 320 toilet models, this 2-pack set includes high-quality gasket seals designed to replace the original part #385311658. Crafted from durable materials, these seals create an airtight seal between the toilet base and the holding tank, preventing unpleasant odors from seeping into your RV. Easy to install, these replacement seals help maintain the integrity of your RVs plumbing system, ensuring a comfortable and hygienic environment during your adventures on the road. Keep your RV toilet functioning optimally and invest in this essential maintenance accessory.