General description This high-quality RV Toilet Seal & Flange Kit is perfectly compatible with 300/310/320 series toilets, providing a seamless replacement for parts #385345892/SE345892, #385311658, and #385311652. This all-inclusive kit simplifies your RV toilet sealing needs, eliminating tedious selections and complicated matches. Technical specifications Material: Exceptional ABS plastic and premier-grade composite material Package Contents: 1 x RV toilet flange (385345892), 1 x RV toilet seal (385311652), 1 x toilet flush seal (385311658), 2 x rubber rings, 1 x plastic part, 2 x small plastic parts, 4 x small screws, 2 x large screws, 2 x nuts, 2 x shims, 4 x plastic sleeves Measurement allowed error: +/- 1-3 cm Installation Shut off the water source Remove the old RV toilet flange and RV toilet seal Clean and clear all component positions Install and secure the new RV toilet flange and RV toilet seal Monitor for leaks