Retro-fit your older Jabsco or PAR manual toilet to the safer Twist & Lock system. Jabsco ITT Twist N Lock Toilet Pump Assembly 29040-3000 Retro-fit your older Jabsco or PAR manual toilet to the safer Twist & Lock system. Guards against flooding and waste backflow; The Twist N Lock Toilet Pump Assembly converts all older manual Jabsco and PAR toilets (1986 to present). Simply unscrew the four fasteners and swap out with the new Twist N Lock Assembly. It's as simple as that.
