EKWB -HTC Classic 16mm fittings for hardtubing, used in good condition; price for all 9.
Selling the entire loop:
Watercooling Custom Loop EKWB 2 x 360 mm Radiator, Pump, Waterblocks and Fitting | eBay
Also selling items for the loop separately:
EK-Quantum Kinetic TBE 300 D5 PWM D-RGB - Acetal, Used in good condition | eBay
EK-CoolStream PE 360 (triple, 3x120) x 2, Used in good condition | eBay
EK-Velocity D-RGB - Nickel + Acetal, used in good condition | eBay
EK-Quantum Vector RTX Titan and RTX 2080ti + Backplate - used in good condition | eBay
EKWB EK-Quantum Torque STC 12/16 - Black + Black Nickel Fittings | eBay
EK-Torque Angled 90° - Black Nickel, used in good condition | eBay