COMPATIBLE TOILET MODEL: 42048 RV Toilet Repair Kits Compatible with Thetford Aqua Magic Style Ll Toilet,Thetford Aqua Magic Style Lite Toilet,Thetford Aqua Magic Style Plus Toilet.Before you buy, please be sure to check whether it is compatible with your toilet, which will make your travel life more convenient! WASTE BALL DRIVE ARM: Waste Ball Drive Arm connects the drive arm between the waste ball and the rocker, after replacement the waste ball will be used more smoothly and reliably,Insert the screw from the open end of the Waste Ball Drive Arm to connect the cross end of the Waste Ball, and install a 1 "U" cup seal on this end CLOSET FLANGE SEAL:Closet flange seal fits over the pipe coming from the black water tank and onto the bottom of the toilet,Form a water tight seal between the floor and toilet after installation.It is recommended to apply some seal lubricant to increase the protection and life of the seal INCLUDES:42048 Waste Ball Drive Arm Kit include 1x Closet flange seal, 1x waste ball drive arm, 1x screw,2x plastic rings.1x "U" cup seal FUNCTION: 42048 RV Toilet Repair Kits are made of rubber and plastic, with good sealing properties, and solve the RV toilet wouldn’t stop filling with water 42048 Waste Ball Drive Arm kit Compatible with Thetford Aqua Magic Style Lite, Thetford Aqua Magic Style II, Thetford Aqua Magic Style Plus Toilet