Mansfield 225-5907 Stop Cap for 210 and 211 Flush Valves Description Stop Cap for 210 and 211 Flush Valves..This is the part that screws on top of the flush valve and keeps the flush tower from rising too high. When it is broken the flush valve can get hung on it preventing the tower from falling back down to close the valve. Many times when this part is broken it happens because the toilet is hard to flush and replacing the flush valve seal will make it easier Features: Mansfield 225-5907-100 Stop Cap for 210 and 211 Flush Valves This is the part that screws on top of flush valve and keeps the flush tower from rising too high When it is broken the flush valve can get hung on it preventing the tower from falling back down to Many times when this part is broken it happens because the toilet is hard to flush and replacing the flush valve seal will make it easier Product Details: Brand: Mansfield Item Dimensions LxWxH: 2 x 2 x 0.5 inches Inlet Connection Type: Barb Valve Type: flush valve Manufacturer: ‎Mansfield Brand: ‎Mansfield Item Weight: ‎0.176 ounces Product Dimensions: ‎2 x 2 x 0.5 inches Item model number: ‎225-5907-100 Is Discontinued By Manufacturer: ‎No Manufacturer Part Number: ‎225-5907-100 Date First Available: July 17, 2015