Mini split adapter fitting can be used for most R410A mini split system and charging vacuum port, HVAC and other refrigeration equipment, charging and service tools which contains R134A refrigerant tank adapter can tap or oil injector to adapt between R12, R22, R134A refrigerant systems. R410a adapter kit for Mini split system is made of premium quality brass material with strong construction, designed with a thimble to effectively avoid opening the air-conditioning core tube during operation and effectively prevent fluoride leakage, with air tight valve core depressors prevent leakage, perfect matching and replacement, easy and to use. 45 degree angled adapter and straight swivel adapter with 1/4inch Male SAE x 5/16inch SAE female threads, converts the 5/16inch SAE charging vacuum ports to accept 1/4inch SAE gauge hose set. These refrigerant tank adapter 1/4inch SAE male X 1/2inch female, 1/2inch SAE male X 1/4inch female size threads, can tap or oil injector to adapt between R12, R22 system and R134a systems. Material: Brass colour: As Shown Package Contents: 2 x 45 degree angle rechargeable vacuum adapters 2 x R410A straight swivel adapters 2 x R134A refrigerator box adapters 1 x spool remover 2 x R134a hose gaskets 2 x spools 2 x top cover plates Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.