Mastercool 80134 O-Ring Set 10-Pack for Blue Low Side Coupler

The Mastercool 80134 is a replacement O-ring set designed for use with Mastercool blue low side AC service couplers. This 10-pack provides essential sealing components to maintain proper function and prevent refrigerant leaks in your AC service equipment.

Key Features:

• 10-piece O-ring replacement kit for extended service life
• Compatible with Mastercool 82934 and 82935 low side couplers
• Ensures proper seal integrity on blue low side AC fittings
• Prevents refrigerant loss during AC service operations
• OEM quality replacement parts from Mastercool

Regular replacement of worn O-rings is essential for maintaining accurate pressure readings and preventing cross-contamination during automotive AC service work. Keep these on hand to ensure your AC manifold gauges and service equipment remain in optimal working condition.