Excellent method for adding refrigerant oil or large amounts of UV leak detection dye to the A/C system. Add oil by allowing vacuum to pull it in after the evacuation process, or use refrigerant to push it in using the recharge system. Rugged all metal 2 oz canister. The standard models use a needle style valve attached between the manifold gauge set or charging equipment and A/C hose.

82375: 1/2” ACME-M x 1/2” ACME-F (R134a)
90375: 1/4” FFL x 1/4” MFL