Mastercool (82934-E Blue Low-Side Manual Coupler

Mastercool (82934-E Blue Low-Side Manual Coupler

• Aluminum construction
• Manual coupler
• O ring leak protection
• Patented design
• Heavy duty construction

<p>Patented manual couplers adjust easily to R134a service ports with varying dimensions. All metal construction for extra durability. Patented, spring loaded depressor will not damage service valves. Can be removed from service ports regardless of knob position without losing refrigerant. Meets SAE, UL and EPA requirements for containment of refrigerant. Color coded. Patent# 5,370,359</p> <p>Low-Side Manual R134a 1/4″ FL-M x 13 mm Quick Coupler</p>