Description Replacement Double Joint Universal Shafts for Execute XM1, or a direct fit upgrade for the XM1S (5x10x4mm bearings unchanged). Double jointed universals reduce the angle which the shafts are at so reduces the vibrations generated and thus give a better steering response! Feature: For: Xpress Execute XM1 XM1S FM1S Material: Steel Color: Black Include: Double Joint Universal Shafts (2 pcs)
