KARCHER O-ring set K2 K3 K4 K5 K7
Compatible Models 
K 2
K 2 Battery Set
K 2 Classic
K 2 Classic Home
K 2 Power Control
K 2 Power Control Home
K 2 Premium
K 2 Premium FJ
K 2 Premium FJ Home
K 2 Premium Home
K 2 Premium Power Control
K 2 Premium Power Control Home
K 2 Universal Edition
K 2 Universal Edition Home
K 2 Universal Edition OJ
K 3
K 3 Classic
K 3 Classic Car & Home
K 3 FJ
K 3 FJ Home
K 3 Follow Me
K 3 Horizontal
K 3 Power Control
K 3 Power Control Car
K 3 Power Control Deck
K 3 Power Control Home
K 3 Premium
K 3 Premium Power Control
K 3 Premium Power Control Home
K 4
K 4 Classic
K 4 Classic Home
K 4 Power Control Flex
K 4 Power Control Flex Car & Home
K 4 Power Control Flex Car & Stairs
K 4 Power Control Flex Home
K 4 Power Control Flex Home & Wood
K 4 Premium
K 4 Premium Power Control Flex
K 4 Premium Power Control Flex Home
K 5 Classic
K 5 Classic Home
K 5 Power Control Flex
K 5 Power Control Flex Car & Home
K 5 Power Control Flex Home
K 5 Power Control Flex Home Pipe
K 5 Power Control Flex Home eco!Booster
K 5 Power Control Flex Home&Brush Anniversary Edition
K 5 Power Control Flex Stairs
K 5 Power Control Flex WSK
K 5 Premium Power Control Flex
K 5 Premium Power Control Flex Black
K 5 Premium Power Control Flex Home
K 5 Premium Power Control Flex Suction
K 5 Premium Smart Control Flex
K 5 Premium Smart Control Flex Home
K 5 Premium Smart Control Flex eco!Booster
K 5 Smart Control Flex
K 5 WCM
K 5 WCM Premium
K 5 WCM Premium Home
K 7 Power Flex
K 7 Power Flex Home
K 7 Premium Smart Control Flex
K 7 Premium Smart Control Flex Home
K 7 Premium Smart Control Flex Home FJ
K 7 Premium Smart Control Flex eco!B
K 7 Smart Control Flex
K 7 Smart Control Flex Home
K 7 Smart Control Flex Home T5 Black
K 7 Smart Control Flex WSK
K 7 Smart Control Flex eco!Booster
K 7 WCM
K 7 WCM Car&Home
K 7 WCM FJ
K 7 WCM FJ Home
K 7 WCM Premium
K 7 WCM Premium Home
K 7 WCM Pure Flex Home
K Mini
KHD 3