LTWFITTING 5/8 in. OD Flare x 1/2 in. FIP Brass Adapter Fitting (20-Pack) HF4610820 - The Home Depot
Adapter 5/8-18unf x 1/8" Npt - Dalhems
On-Stage MA200 5/8" Male to 3/8" Female Mic Screw Adapter MA200
1/2 x 28 to 5/8 x 24, 5/8″ long Barrel Thread Adapter Stainless #4030 – Down Range Products Company
M18x1.5 to 5/8-24 adapter
Amazon.com: Anwenk Mic Stand Adapter 5/8 to 1/4 Adapter Male to Female Mic Screw Adapter Microphone Stand Adapter Camera Tripod Microphone Accessory for Tripod Stand/Mic Microphone Stand Mount,2Pack : Musical Instruments
5/8"-18 Unf Male 3/8" Flare Sae X 1/2" Npt Female Coupler Connector Adapter Brass Pipe Fitting For Fuel Gas Water Valve - Pipe Fittings - AliExpress
Amazon.com: Anwenk Mic Stand Adapter 5/8 to 1/4 Adapter and 5/8 to 3/8 Adapter Combo Pack Mic Thread Screw Adapter Microphone Stand Adapter to Tripod Adapter, 2 Pack : Musical Instruments