Quantity & Size: Includes 5pcs quick connectors(Straight); 3/8 inches to 1/4 inches tube OD quick connect water tube fitting combo push in to connectPOM materials; Can be used with plastic or soft copper tubing, Truly demountable without broken to pipe or fittingNo tools required: Operated by hand, quick connect fittings replace threaded or flanged connections, which require wrenchesEasy to install: It adopts push-fit technology, which allows users to connect and disconnect quick and easy without the need of any other toolsApplications include multiple potable liquids such as reverse osmosis drinking water, beverage dispensing, coffee machines, RV and Marine, misting systems, ice makers and many moreThis replacement combo kit is suitable for use in hot and cold water applications.It adopts push-fit technology, which allows users to connect and disconnect quick and easy without the need of any other tools.Operated by hand, it replaces threaded or flanged connections, which require wrenches.It is used to branch off to different outlets for your RO unit.This kit fits for most RO systems.Applications include RO system, beverage dispensing, refrigerator ice maker, coffee machine, etc.Package content: 1/3/5/10 x Quick Connect Water Tube Fitting Available size:20 x 41mm/0.8" x 1.61"(D*L)Notes:1. Variability of 1-3mm is possible due to the measurement process.2. Due to the shooting and screen setting difference, the color of the item may be slightly different from the pictures.