High Quality Blue Anodized Aluminum M4 Thread Thumbscrews for your custom made or modified projects. Set of Four M4 thread Thumbscrews. Each Includes Black Rubber Washer. Could be used on modifications for your bike, car, cycle, motorcycle, scooter or whatever you can imagine.
Works with Materials up to 19mm thick.
Knurled finger Top Diameter = 12mm
M4 TG Screw Thread length = 28mm