Aignep Universal Compression Fittings

Tube OD: 10 mm Thread: 1/4″ BSPT

Tube OD: 12 mm Thread: 1/2″ BSPT

Tube ID B: 1.5 mm Tube OD A: 2.7 mm

B Tube ID: 8 mm A Tube OD: 9 mm