Single Straight Shut Off Valve?Tube OD x 1 4 2 Pack for RO Water Reverse Osmosis

Features: 100% Brand new 1/4 inch OD Quick connect tube ball valve.Operate smoothly, feel solid and do not leak. Can be used for Reverse Osmosis systems,Used as endpoints for water and fluid dispensation. Operations: 1. cut flat the 1/4" tube and insert it directly without pipe stopper then turn back the button. 2. When take out the tube,next put the tube inside and use hands to withstand the mouth, then the tube can pull out easily. Package includes: 2x Ball Valve Switch