Contains 1 5.1-inch refrigerator filter dryer. ID: 0.25 inch/6mm; 1 check valve, 10 inch phosphor bronze electrode. The refrigerator filter dryer is made of copper and contains molecular sieve particles. The molecular sieve particle size is 1.6-2.5 mm, the volume density is 0.85 g/ml, and the static water absorption rate is 20%. 5.1 inch long, 0.7 inch diameter, 1/4 inch, 1 Air conditioning access valve thread x OD: 1/4 inch SAE x 1/4 inch OD. Length: x 4.7 inch Stem, Tube Thickness: 0.24 inch. The cap is made of copper, has a core remover, and has a rubber O-ring inside. BCuP-2 self-passing phosphor copper brazing alloy electrode, no flux required 0.050 inch x 1/8 inch x 10 inch Industrial professional grade propane gas welding torch supply The 3-in-1 refrigeration repair kit is suitable for refrigerators, freezers, ice machines, small household air conditioners, large commercial air conditioners and HAVC systems. Material: copper Color: as showns Package Contents: 1 set filter water for refrigerator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.