Our Part No.	FTR 3-M5	FTR 3-01	FTR 4-M5	FTR 4-01	FTR 4-02	FTR 4-03	FTR 6-01	FTR 6-02	FTR 6-03	FTR 6-04	FTR 8-02
Tubing I.D. mm	3	3	4	4	4	6	6	6	8	8	8
P.T.	M5	1/8	M5	1/8	1/4	1/8	1/4	3/8	1/4	3/8	1/2