• Easy to recalibrate anti-flutter R1234yf gauges smooth out needle movement
• Manifold block assembled with (3) 12mm (F) fittings per SAE J2888
• 60” red and blue nylon barrier hoses with 12mm (M) fittings on both sides meets SAE J2888, EPA, SAE and UL standards
• 60” yellow hose with 12mm fitting on one side and ½”-16 LH ACME on the other meets SAE J2888
• R1234yf standard couplers