Amazon.com: uxcell 1/4" Mounting Screw Adapter Slotted 0.24" Thread Length for Camera Tripod Alloy Steel 5Pcs : Electronics
1/4 Inch Male To 3/8 Inch Female Tripod Adapter Mount Screws, 3/8-1/4 Thread Screw for Camera/Tripod/Monopod/Light Stand - AliExpress
1/4 cm to 3/8 cmInch Screw Aluminum Stability Camera Conversion Screw Tripod Quick Release Plate Screw Adapter Mount for Camera - AliExpress
Screw, 1/4", for camera, tripod head, or quick-release plate - Amber Spyglass Ltd
My camera has an off-center tripod mount and I can't balance it on my gimbal – CAME-TV Blog
High Quality 1/4" 3/8" Screw Mount Set Professional Tripod Thread Screw Converter Adapter for Camera Tripod Light Stand, Photography, Photography Accessories, Tripods & Monopods on Carousell
Camera Thread Size Vs Tripod Thread Size & Convert Nuts - PhotographyAxis