R12 to R134A Conversion Quick Connect Coupler Kit, High Low Side 90 Degree Angle Quick Coupler Manifold Gauge Set with R134A 1 2" Female x 1 4" SAE Male Tank Adapter auspowers_batchtwo Each sheet is made of June_2023_update Each sheet is made of highly absorbent 3 ply paper to ensure that it doesn't tear easily when used sealers and foams to the perfect ratio every time PREMIUM QUALITY AC quick connector fittings kit are made of heavy duty brass for durable using Specifications Item: R12 to R134a Manifold Conversion KitMaterials: BrassHigh Side R134A 1 4’’ FL M x 16 mm Coupler (Red)Low Side R134A 1 4’’ FL M x 13 mm Coupler (Blue)Adapter: 1 2" Female x 1 4" SAE Male Package Included 1Pc x High Side R134A Couplers with Cap 1Pc x Low Side R134A Couplers with Cap 1Pc x R134A Adapter Read more R134A Adapter 1 2" Female x 1 4" SAE Male is made of heavy duty brass for durable using R134A Couplers R134A high side 1 4’’ FL M x 16 mm R134A (Red)