3/8 FPT x 1/4" MPT, Brass Pipe Adapter - Hi-Line Inc.
Husky 3/8 in. Female to 1/4 in. Male Drive Adapter HADPTR3814 - The Home Depot
Amazon.com: KOOTANS 3/8 NPT x 1/4 NPT Male Solid Brass Hex Nipples, Heavy Brass Pipe Adapter Fittings Reducing Nipples Connectors 4Pieces : Industrial & Scientific
4pcs/lot 1/4 3/8 1/2 Drive Socket Adapter Converter Reducer Air Impact Socket Wrench Adapter Hand Tools Set - Wrench - AliExpress
Manfrotto 015 Female 3/8" to Male 1/4"-20 Adapter 015 B&H Photo
Threading Adapter, NPT 3/8 Male to G 1/4 Female, Stainless Steel
DEWALT Impact Ready 3/8-in to 1/4-in Socket Adapter in the Socket Adapters department at Lowes.com
Special Adapter 3/8'' to 1/4'' thread - 088 | Manfrotto Global
3814ADA, 3/8" Female to 1/4" Male Adapter - Triad Orbit
U.S. Solid 2pcs Brass Pipe Fitting Adapter, Male Pipe x Female Pipe, 1/2" x 1/2", 1/2" x 3/4", 1/4"x 1/4", 1/4" x 3/8", 1/8" x 1/4", 1/8" x 1/8", 3/8" x 3/8" -
3/8" DR. Adapter 3/8"F x 1/4"M-KING TONY-3812
ANDERSON METALS - Industrial Pipe Adapter: 3/8-18 Female Thread, 1/4-18 Male Thread, MNPT x FNPT - 55540470 - MSC Industrial Supply
Adapter 1/4" Female to 3/8" Female – Modern Studio Equipment.
Wera 042672 Square Drive Size Adapter, 3/8" to 1/4"