3/4 to 5/8 Hose Adapter for Radiator Hose,Barbed Aluminum Car Coolant Hoses Connector,Professional Hoses Barb Fittings Car Accessories for Automotive Radiator & Equipment Repair

Precision Connection: The Ultimate Solution for Mismatched Pipe Sizes Using Professional AdaptersProduct AttributesColors: SilverSizes: 1.98 × 0.79 × 0.68 inchInner Diameter: Large End: 0.58 inches & Small End: 0.45 inchesWeight: 0.72 ozMaterial: AluminumPackaging: 1 PC Coolant Hose ConnectorPackage Sizes: 4.25 × 3.26 × 0.86 inchProduct Feature & Functions1. The internal allow liquids to pass through smoothly and efficiently2. The pagoda-style barb is a proven, reliable design. Its physical structure provides "anti-retraction" functionality, offering far greater reliability than relying solely on the friction of adhesives or clamps

• Precise Dimensions: The large end of the 3/4 to 5/8 hose adapter has an ID of 0.58 inches (fits 3/4-inch hose), while the small end has an ID of 0.45 inches (fits 5/8-inch hose). Its compact overall size (approx. 1.98 x 0.79 x 0.68 inches) allows for seamless, tight connections between hoses of both sizes
• Barbed Design: Both ends of the 5/8 to 3/4 hose adapter feature precision-machined pagoda-style barbs. When the hose is inserted, these barbs significantly increase friction and interlocking force with the hose's inner wall, assuring an exceptionally secure connection
• Enhanced Efficiency: This enables more stable and efficient transfer, thereby improving the overall operational efficiency of the cooling system
• Premium Material: The coolant hose fitting is precision-manufactured from quality aluminum. Compared to plastic fittings, it offers superior strength, and heat tolerance. It resists cracking during tightening, boasts a long service life, and serves as a reliable repair component
• Wide Compatibility: Beyond core automotive cooling system repairs (such as connecting radiator hoses and heater hoses), the hose barb adapter can also be used to repair or connect other system lines