Contains 1 refrigerator filter dryer, 5.1 inches in length and 0.7 inches in diameter. Inner diameter: 0.25 inch (6mm). Includes 1 check valve and 1 phosphor bronze electrode, 10 inches in length. The filter dryer is constructed of copper and contains molecular sieve particles with a particle size of 1.6–2.5 mm, a bulk density of 0.85 g/ml, and a static water absorption rate of 20%. Features 1/4 inch SAE flare thread for air conditioning service access. Connection size: 1/4 inch OD. Stem length: 4.7 inches. Tube wall thickness: 0.24 inch. The end cap is made of copper, includes a core remover, and has a rubber O-ring seal. Includes BCuP-2 phosphor copper brazing alloy rod (0.050 inch x 1/8 inch x 10 inch), a self-fluxing brazing material that requires no additional flux. Designed for use with industrial-grade propane gas welding torches. The 3-in-1 refrigeration repair kit is compatible with refrigerators, freezers, ice machines, small household air conditioners, large commercial air conditioners, and HVAC systems. Material: Copper. Color: As shown. Package includes: 1 set refrigerator filter dryer. No other items included. Note: Lighting and display settings may cause slight variations in color between the product image and the actual item. Measured dimensions may vary by +/- 1–3 cm.