These items includes : 3.5 Thread steel Collar - 1pc 3.0*20 steel Pin - 1pc product major function & usage:
Metal #45 thicker upgraded dogbone, diameter based on the dogbone is from 5.5mm to 7mm, it is more sturdy and appropriate more rally landscape in the place of quite simple to fold
The diameter towards pins through two ends regarding dogbone is 3.5mm, this dogbone is only ideal for Traxxas Xmaxx 6S