This ProTek R/C Aluminum Ball Stud Washer Set includes 3x5.5mm Black anodized aluminum washers in the following thicknesses: 0.5mm, 1.0mm and 2.0mm. There are four washers included for each thickness, equaling twelve washers total.
Features:
- Anodized Black Aluminum
- Fits 4-40 and M3 ball studs
- Three sizes included