Answer RC 1/10th ultra wheel nuts
Developed by Answer RC to be the single best wheel nuts on the market for 1/10th Buggies and TC, these nuts have a serrated face meaning that the nut bites into the wheel to form a solid lock between both. A 3mm thread and 7mm outer diameter, they are CNC Machined from hi-spec aluminium for lightness and feature nylon inserts for added security. Available in red, blue, black, gold & purple.
Source: Answer-RC [answer-rc.com]