These EXtreme Bash (EXB) specification Pivot Balls are constructed from high-quality steel to add durability to your ARRMA vehicleFeatures:ARRMA EXtreme Bash (EXB) parts are made from extremely strong and durable materials and engineered to survive the most grueling action Precision CNC machined for accurate fit to the front hub assembly of your vehicle - Adds strength and stiffness to resist bending and ensure consistent steering and suspension geometry - Separately constructed ball and shaft sections allow the materials for each section to be optimized - Polished ball section for silky-smooth, slop-free steering and suspension action - Strong, stiff shaft section to resist bendingIncludes:2 x EXB Pivot Ball CNC