Greater rigidity brings smoother handling, reduced power loss, and quicker response. Available in gold (G&B) or natural (unplated steel). Average tensile strength 9,220 lb.. Pre-stretched at the factory. VX Series replaces the Professional O-ring V Series and the Premium X-ring VM Series. Clip type master link included. Highest value in all D.I.D. Series. Superior longer life than previous VM Series. NOTE: Connecting link not interchangeable between the new VX and the former V and VM.. NOTE: The ZJ connecting link for 530VX to be riveted with the upgraded Cutting/Rivet Pin (with groove) of D.I.D. KM500R/KM501E Sport..