Usage Tips:Upgrade RV Toilet: RV toilet flush ball & shaft kit can repair the issue of the toilet not being to fill with water, the spring breaking, and the pedal no longer returning to the closed position, resulting in non-stop flushing Boat RV Toilets Part: Ball and shaft kit with spring fits for &Sealand vacuum model toilets. (NOT Compatible with EcoVac and 5000 series marine toilets also does not replace flush ball & shaft on 300, 310, or 320 Series) : Crafted from materials, RV toilet parts features a sturdy ball and shaft that are built to withstand the demands of frequent use Easy to install: Turn off the water supply to the RV toilet, remove the pedals and base cover and replace them with RV accessories Note: Please confirm the model and size before purchasing. The product has slight color difference/difference, which does not affect the use Colour:Photo Color Material:plastic Package Contents: 1 set x RV Toilet Flush Pedal Ball Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.