Proplus Part # 272384 - Proplus 3/8 In. X 1/2 In. Lead Free Brass Compression Female Adapter - Brass Compression Adapters - Home Depot Pro

Lead-free brass compression adapters are designed for higher pressure applications and easily connect two different-sized pipes. This fitting comes

Everbilt 3/8 in. x 1/4 in. OD Compression Brass Reducing Coupling Fitting 801229 - The Home Depot

LASCO 17-6761 1/2-Inch Female Compression by 3/8-Inch Male Compression Brass Adapter, Copper - Pipe Fittings

LASCO 17-6761 1/2-Inch Female Compression by 3/8-Inch Male Compression Brass Adapter, Copper - Pipe Fittings

Viega ProPress 3/4 in. Press x 3/4 in. FPT Zero-Lead Bronze Adapter 79316 - The Home Depot

LASCO 17-6759 1/4-Inch Female Compression by 3/8-Inch Male Compression Brass Adapter, Copper - Pipe Fittings

Everbilt 1/4 in. OD Compression x 3/8 in. Flare Brass Adapter Fitting 800779 - The Home Depot

CT2-664X-P - Brasscraft CT2-664X-P - 3/8 OD Tube x 3/8 OD Tube x 1/4 Female Compression Nut Adapter

LTWFITTING 1/4 in. O.D. Comp x 3/8 in. MIP Brass Compression Adapter Fitting (5-Pack) HF684605 - The Home Depot

Everbilt 1/4 in. O.D. x 3/8 MIP Compression Brass Reducing Adapter Fitting 800509 - The Home Depot

Viega 1/2 in. Press x 3/4 in. FPT Zero-Lead Bronze Adapter 79305 - The Home Depot

LTWFITTING 3/8 in. O.D. Comp x 1/4 in. FIP Brass Compression Adapter Fitting (25-Pack) HF666425 - The Home Depot