2 Pcs Aluminum Alloy Round Wheel Handles for HVAC Control Valve Knobs, Red and Blue Faucet Handles Refrigerant Manifold Gauges Knob with 6.6 mm Square Mount Hole
Square Mounting Hole: Designed with a 0.26" x 0.26"(6.6mm x 6.6mm) square mounting hole, these round wheel handles fit various HVAC tools, refrigerant manifold gauges, and faucet equipment. Please confirm the mounting size before purchase
Red and Blue Color-Coded Design: The red round wheel valve is intended for high-pressure manifold valves, while the blue knob is for low-pressure sides. The color-coded design helps technicians quickly identify different ports during HVAC maintenance and servicing tasks
Durable Aluminum Alloy Construction: Made from aluminum alloy material, these refrigerant manifold gauge knobs are designed to resist cracking and wear during regular use. Suitable for manifold gauge maintenance, air conditioning systems, and related repair applications
Non-Slip Design: The outer edge features a grooved texture that provides a more secure grip during valve adjustment and helps reduce slipping while working on HVAC or faucet systems
Easy Replacement Installation: Package includes 1 red high-pressure knob and 1 blue low-pressure knob. Each knob measures approximately 31mm (1.22") in diameter and 22mm (0.87") in height. Simply remove the old damaged handle and install the replacement knob within minutes