These Associated factory replacement threaded shock bodies measure 13x25mm and are designed to rebuild or replace worn shock assemblies on compatible Associated 1:10 vehicles. Constructed from metal, the threaded exterior allows for ride height and preload adjustment via a spring collar. Sold as a pair, they are a direct-fit replacement for restoring proper suspension function. Features: 13x25mm threaded shock body dimensions Metal construction Threaded body for ride height and preload adjustment Sold as a pair 7/7/26 cs