Cat. No	Model	Thread	사용 Tubing od	Size
C20-460-551	E680-21	GL 14	od 4mm	od 38mm x 110mm
C20-460-555	E680-23		od 6mm
C20-460-559	E680-27	GL 18	od 8mm
C20-460-563	E680-31		od 10mm