LTWFITTING 3/4 in. Brass Compression Nut Fittings (10-Pack) HF611210 - The Home Depot

Everbilt 3/4 in. Compression x 3/4 in. MIP Brass Adapter Fitting 15002 - The Home Depot

LTWFITTING Assortment Kit 1/4 3/8 1/2 5/8 in. OD Compression Inserts, Brass Compression Fittings(Pack of 200) HF63PT46810MIX50 - The Home Depot

LTWFITTING 3/4 in. Brass Compression Nut Fittings (10-Pack) HF611210 - The Home Depot

LTWFITTING 3/8 in. Flare Brass 45° Flare Long Nuts (5-Pack) HF41L605 - The Home Depot

LTWFITTING 3/4-Inch Brass Compression Nut,Brass Compression Fitting(Pack of 10) : Industrial & Scientific

LTWFITTING 1/2 in. O.D. Comp x 3/4 in. MIP Brass Compression Adapter Fitting (20-Pack) HF6881220 - The Home Depot

LTWFITTING 3/16 in. Brass Compression Nut Fittings (50-Pack) HF61350 - The Home Depot

LTWFITTING 3/4 in. Brass Compression Sleeve Fittings (200-Pack) HF6012200 - The Home Depot

LTWFITTING 3/4 in. O.D. Comp Brass Compression Tee Fitting (3-Pack) HF641203 - The Home Depot