Available in single and double flex models with optimized torsional stiffness, ServoClass® couplings handle high-speed reversing load and positioning precision requirements in servomotor applications. Single- and double-disc models handle bore diameters from .375–1.125 in. and designed with 304 stainless steel disc packs as well as aluminum hubs and center members. All models and sizes feature clamp style hubs with corrosion-resistant socket head cap screws.