Your search for "TUBES" revealed the following:
SS-810-C – Stainless Steel Swagelok Tube Fitting Cap, 1/2 in. Tube OD, 316 SS
S$17.27
Vendor: APSS Store
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Stainless Steel Swagelok Tube Fitting, Male Elbow, 1/2 in. Tube OD x 3/8 in. Male NPT
S$34.66
Vendor: APSS Store
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