Check the listing for details. 3-pack General Pump 51040009 Replacement CERAMIC PISTON 15mm fits EZ TX Pumps. Condition: New. Listed at 44.50 USD. 3-pack General Pump 51040009 Replacement CERAMIC PISTON 15mm fits EZ TX PumpsFitment:For General Pump: T1508, TT551, TT561, TT741, TT751, TT901, TT931, TT941, TT951, TT1508, TT1510, TT1511, TT1512, TT1513, TT9061, TT9071, TT9091, TT2028 , TT2035E TT2035G For Interpump Pump : W1507, WW55, WW56 , WW74, WW75, WW90, WW93, WW94, WW95, WW906, WW907, WW909, WW1508, WW1509, WW1510, WW1511, WW1513 For Turbo and Boxjet Models: 15, 19, 21, 8-70, 8-90,10-100, 11-50, 11-70, 11-120,13-90 For Big Bang and Formula 99 Models: F-122, F-124, X-117S, X-161, X-220S, X-230, X-240S TP Pump: TP2520J34, TP2526J34, TP2530J34 TT9071 & TP2533J34, Series 51 Pumps Features: 1) Replace Part Number: 51040009 & 51.0400.09（Product Size : 25mm" long , Inside diameter 9mm, Outside diameter 15mm） 2) Replace your broken ceramic piston, prevents damage to pump, pump seals, unloader valves, and other pressure washer parts 3) Made from high quality ceramics, good toughness, high temperature and high corrosion resistance, no worry about cracked or broken ceramic piston Package included:3-Pack Ceramic Pistons