New spring pre-load collars for Team Associated off-road vehicles. fits all associated 12mm big bore shocks. Machined from high-quality aluminum and sporting a heavy knurling, the nuts allow for convenient spring pre-load adjustment while white markings make for easy setting recognition. Each nut is also clearly marked, meaning left and right hand shocks get not mixed up. The pre-load nuts come in sets of four and in blue anodizing.