Specifications Ink cartridge - small size / small filter / round nozzle / small connector (fits 3mm outer diameter ink tube) Ink cartridge - small size / large filter / round nozzle / small connector (fits 3mm outer diameter ink tube) Ink cartridge - small size / large filter / square small interface (fits 3mm outer diameter ink tube) Ink cartridge filter/single spring/round nozzle/small connector (for 3mm od ink tube) Ink sac small filter/single shrapnel/round mouth/large interface (connected to 4mm outer diameter ink tube) Ink cartridge: large filter screen / single spring clip / round nozzle / small connector (fits 3mm outer diameter ink tube) Ink bag, large filter/single shrapnel/round mouth/large interface (connected to 4mm outer diameter ink tube) Ink cartridge filter: small mesh/double spring/round port/small interface (for 3mm outer diameter ink tube) Ink cartridge filter: small mesh/double spring/round nozzle/large connector (fits 4mm outer diameter ink tube) Ink cartridge: large filter screen / dual spring clips / round nozzle / small connector (for 3mm outer diameter ink tube) Ink cartridge: large filter screen / dual spring clips / round nozzle / large interface (fits 4mm outer diameter ink tubing) Ink bag small filter/single shrapnel/square mouth/small interface (connected to 3mm outer diameter ink tube) Ink bag small filter/single shrapnel/square mouth/large interface (connected to 4mm outer diameter ink tube) Ink bag, large filter/single shrapnel/square mouth/small interface (connected to 3mm outer diameter ink tube) Ink bag, large filter/single shrapnel/square mouth/large interface (connected to 4mm outer diameter ink tube) Ink bag small filter/double spring/square mouth/small interface (connected to 3mm outer diameter ink tube) Ink bag small filter/double spring/square mouth/large interface (connected to 4mm outer diameter ink tube) Ink cartridge: large filter screen / dual spring clips / square port / small interface (for 3mm outer diameter ink tube) Ink cartridge: large filter screen / dual spring clips / square port / large interface (accepts 4mm outer diameter ink tube) Ink cartridge: transparent/with large filter screen/double spring clip/square port/small interface (for 3mm outer diameter ink tube) Ink bag transparent/large filter/double shrapnel/square mouth/large interface (connected to 4mm outer diameter ink tube) Negative pressure ink cartridge, domestic long version (connects with dedicated connector) Negative pressure ink cartridge, imported long style (connects via dedicated connector) Negative pressure ink cartridge with long, straight connector (fits 4mm outer diameter ink tubing) Negative pressure ink cartridge with long, dual-ended straight connector (fits 4mm outer diameter ink tubing) Negative pressure ink bag, square style (connected to copper nut), small interface (connected to 3mm outer diameter ink tube) Negative pressure ink bag, square style (connected to copper nut), large interface (connected to 4mm outer diameter ink tube) Negative pressure ink bag square style (connected to 4mm outer diameter ink tube) Ink cartridge, uv small size / square port / small interface (for 3mm outer diameter ink tube) Ink cartridge uv/square mouth/small interface (connected to 3mm outer diameter ink tube) Ink cartridge uv/square mouth/large interface (connected to 4mm outer diameter ink tube) Ink cartridge uv/round mouth/small interface (connected to 3mm outer diameter ink tube) Ink cartridge uv/round mouth/large interface (connected to 4mm outer diameter ink tube) Negative pressure ink bag, uv long style (connects to dedicated connector) Negative pressure ink bag uv long style (connected to 4mm outer diameter ink tube) Negative pressure ink bag uv long style (double-ended 4mm outer diameter ink tube) Negative pressure ink bag uv long style (connected to copper nut 4mm ink tube) Negative pressure ink bag uv square style (connected to copper nut) small interface (connected to 3mm outer diameter ink tube) Negative pressure ink bag uv square style (connected to copper nut) large interface (connected to 4mm outer diameter ink tube)