K&M 217 Microphone Thread Adapter - 3/8 Inch Female to 5/8 Inch Male | Location Sound
Amazon.com: Midanya 1/4-Inch Female Pipe x 3/8-Inch Male Brass Pipe Fitting Reducer Adapter Air Hose Adapter Metal Pipe Adapter, 2 Pieces (1 Pair) : Everything Else
CRAFTSMAN 3/8-in to 1/2-in Standard Socket Adapter in the Socket Adapters department at Lowes.com
Windtech M-8 Thread Adapter - Female 3/8 Inch-16 to Male 1/4 Inch-20 | Location Sound
Lowbrow Customs 22mm to 3/8 inch NPT Brass Petcock Adapter Nut
Everbilt 3/8 in. OD Compression x 3/8 in. MIP 90-Degree Brass Elbow Adapter Fitting 800859 - The Home Depot
Breaker bar adapter - Eastbound Tyre-Pro 3/8" drive
VFAUOSIT Brass Pipe Fitting, Water Hose Adapter, 3/8 inch Male x 1/2 inch Female water pipe adapter 3/8 to 1/2 pipe adapter Reducer Adapter 2 Pieces - - Amazon.com
On-Stage MA-200 5/8 inch Male to 3/8 inch Female Microphone Thread Adapter | Sweetwater