NOTE:Be sure to use brake oil, not gasoline, gasoline will expand the O-ring, then make the couplings leak. Application: It can be used for any brake line, liquid, oil, gear oil, fuel, refrigerant, etc.
eBay
Pool Hose Connector Coupling Durable Hose Coupling Long Lasting Portable Pool Hose Coupling Adapter Hose Connector
Aliexpress UK
Quick Release Dry Break Coupling -3 AN JIC Titanium Black/Silver. This quick release dry break coupling has male -3 AN JIC threads. THE IMAGE SHOWS AN EXAMPLE OF THE LINES ATTACHED WHICH ARE NOT INCLUDED.
eBay
5 Pcs Hose Quick Coupling Extension Coupling 1/2 Inch Garden Pipe Coupling Tube Quick Drip Irrigation Greenhouse Watering System
Aliexpress UK
NOTE:Be sure to use brake oil, not gasoline, gasoline will expand the O-ring, then make the couplings leak. Application: It can be used for any brake line, liquid, oil, gear oil, fuel, refrigerant, etc.
eBay
COXO Dental Quick Coupler LED Fiber Optic Coupling 6 Holes Quick Coupling For NSK Dentistry Turbine High Speed Handpiece
Aliexpress UK
NOTE:Be sure to use brake oil, not gasoline, gasoline will expand the O-ring, then make the couplings leak. Application: It can be used for any brake line, liquid, oil, gear oil, fuel, refrigerant, etc.
eBay
304 stainless steel G thread PL-G pneumatic coupling hose quick coupling male thread 1/8" 1/4" 3/8" 1/2" metal rotatable
Aliexpress UK
Non-Spill Connection: The flush design ensures no air inclusion into the system when connecting as well as no leakage when disconnecting. This eliminates the need to purge the system and permits the use of pre-filled hoses.
eBay
Hose Coupling High Hardness Pool Hose Adapter High Hardness Pool Hose Connector Coupling Safety Without Leakage Above-ground
Aliexpress UK
Non-Spill Connection: The flush design ensures no air inclusion into the system when connecting as well as no leakage when disconnecting. This eliminates the need to purge the system and permits the use of pre-filled hoses.
eBay
24mm Elbow Air Parking Heater Exhaust Pipe Coupling Band Clamp For Webasto Heater Exhaust Pipe Coupling
Aliexpress UK
Size: AN3 (3AN JIC 3/8"x24 AN3). Application: Fuel Hose, Turbo oil line Hose, Brake Hose, Hydraulic Hand Brake Hose, Suspension fluid, Reservoir Hose. Quick Connections of Brake, Clutch, and Hydraulic Fluids for All Types of Motorsports.
eBay
COXO/BEING Dental Handpiece 2/4/6Holes LED Coupling Coupler B2/M4 QD-J Coupling For KAVO WH SIRONA NSK High Speed Handpiece
Aliexpress UK
NOTE:Be sure to use brake oil, not gasoline, gasoline will expand the O-ring, then make the couplings leak. Interchange Part Number: 56029423AK, RL029423AJ, 56029423AJ, RL029423AI, 56029423AI. Application: It can be used for any brake line, liquid, oil, gear oil, fuel, refrigerant, etc.
eBay
JiuFu Uv Light Beef Dry Aging Machine Smart Dry Ager Fridge Display Humidity Control Meat Dry Aging Cabinet
Aliexpress UK