LTWFITTING Brass 1/2 OD x 3/8 OD Flare Reducing Union,Brass Flare Tube Fitting(Pack of 5) : Industrial & Scientific

LTWFITTING Brass 3/16-Inch OD x 1/8-Inch Male NPT Compression Connector Fitting(Pack of 5) : Industrial & Scientific

LASCO 17-5833 3/8-Inch Female Flare by 1/2-Inch Male Flare Brass Adapter, Pipe Fittings - Canada

LTWFITTING 3/8 in. x 5/8 in. I.D. Brass Hose Barb Reducer Splicer Fittings (25-Pack) HF3913R100625 - The Home Depot

LTWFITTING 5/8 in. OD Flare x 1/2 in. FIP Brass Adapter Fitting (5-Pack) HF4610805 - The Home Depot

Tube Size 1 :3/8 OD Tube size 2: 5/16 OD Choosing products dimensions and quantities at column of size and colour seperately,price would be more

LTWFITTING Brass 3/8 OD x 5/16 OD Flare Reducing Union,Brass Flare Tube Fitting(Pack of 5)

LTWFITTING 3/8 in. Flare x 1/2 in. MIP Brass Flare 90 Degree Elbow Fitting (20-Pack) HF496820 - The Home Depot

LTWFITTING 3/8 in. Brass SAE 45-Degree Flare Short Rod Nuts (50-Pack) HF41S650 - The Home Depot

LTWFITTING Brass 3/4 OD Flare Union,Brass Flare Tube Fitting( Pack of 5) : Industrial & Scientific

LTWFITTING Brass 3/8 OD x 1/4 OD Flare Reducing Union,Brass Flare Tube Fitting(Pack of 5) : : DIY & Tools

LTWFITTING Assortment Kit Tube OD 1/4 in. 5/16 in. 3/8 in. 1/2 in. 5/8 in. 3/4 in. Brass Flare Cap Set (65-Pack) HF56MIX - The Home Depot

Anderson Metals 54056-1008 Brass Tube Fitting, Reducing Union, 1/2 x 5/8 Flare: : Industrial & Scientific

LTWFITTING Assortment Kit (1-1/2 in. 2-1/2 in. 3-1/2 in. 4-1/2 in.) x 1/2 in. Male NPT Brass Pipe Long Nipple Set (26-Pack) HF1068S7MIX - The Home Depot

LTWFITTING Brass Flare 1/4 OD x 1/2 Female NPT Female Connector Tube Fitting(Pack of 5) : Industrial & Scientific