I purchased this on Amazon, but it was the wrong size, so it's new, unopened, and unused. CESFONJER RO Water Purifier Fittings, 1/4" Push Fit Straight Connector for Water Pipes (Y + T + I + L Type Combo + Shut-off Valve), 10 Meters of 1/4" / 6.3mm Diameter Tube ★ Includes 1x 1/4" OD Inline Shut-off Ball Valve, 4x 1/4" OD Union Connectors, 4x 1/4" OD Union Elbows, 1x 1/4" Union Tee, 1x 1/4" Two-Way Divider ★ 10 meters of 1/4" / 6.3mm diameter tube, quick connect fitting 1/4" RO water system. ★ 100% safe food-grade material, 100% leak-free, 100% reusable ★ No tools required, easy to install. ★ Applications include RO systems, beverage dispensing, refrigerators, ice makers, coffee machines, etc. Package Contents 10 meters of 1/4" / 6.3mm diameter tube 1 x 1/4" OD Inline Shut-off Ball Valve 4x 1/4" OD Union Connectors 4x 1/4" OD Union Elbows 1x 1/4" Union Tee 1x 1/4" Two-Way Divider "C" clip 1x Plastic Cutter