1/4'' to 3/8'' screw thread converter-adapter | TeleprompterPAD.com
Amazon.com: KOOTANS Forged Brass Reducing Hex Nipple, 1/4'' NPT Male x 1/8'' NPT Male Thread Adapter Brass Pipe Fitting Connector Couplings (Pack of 4) : Industrial & Scientific
On-stage Wha4500 1/8" To 1/4" Trs Adapter : Target
Amazon.com: NANYI 1/4 Inch Female to 1/8 Inch Male Stereo Headphone Adapter, Upgrade 6.35mm Jack Stereo Socket Female to 3.5mm Jack Stereo Plug Male for Headphone, Amp Adapte, Black 1-Pack : Electronics
Sennheiser Universal 1/8" to 1/4" Headphone Adapter 549346 B&H
Parker - Industrial Pipe Adapter: 1/4″ Female Thread, 7/8-14 Male Thread, Male Straight Thread O-Ring x Female NPTF - 09107947 - MSC Industrial Supply
Proline Series 3/8-in x 1/4-in Compression Adapter Fitting in the Brass Fittings department at Lowes.com
Amazon.com: 1/4" to 1/8" Adapter,6.35mm Stereo Jack to 3.5mm TRRS Male Audio Cable Connector Adapter for Amplifiers, Guitars, Pianos, Home Theater Equipment Etc. : Electronics
SS316 Reducing Bushing NPT BSP BSPT Thread Male to Female 1/8" 1/4" 3/8" 1/2" 3/4" Adapter 3000psig Connector Stainless Steel
LTWFITTING 1/8 in. x 1/4 in. I.D. Brass Hose Barb Reducer Splicer Fittings (50-Pack) HF3913R040250 - The Home Depot
Brass Adapter, Male (1/8-27 NPT), Female (1/4-18 NPT) – AGS Company Automotive Solutions
1/4-28 to 3/8-24 Adapter - Agate Technology
Amazon.com: Legines Brass Pipe Fitting, NPT Adapter 1/4" Female to 1/8" Male Reducing Adaptor 1200psi High Pressure (Pack of 2) : Industrial & Scientific
1/8″ (3.5mm) Stereo Male to 1/4″ (6.3mm) Stereo Female Adapter – ProCAT