59mm ECS ball-bearing drive shaft created from world-renowned HUDY Spring steel. This race-quality drive shaft is an extra component for #305307 ECS BB (Ball-Bearing) Drive Shaft 59mm - HUDY Spring metal????. Number of 2. The ECS BB (Ball-Bearing) driveshafts provide an amazing performance gain on standard blade-type driveshafts. The friction in the middle of your driveshaft and outdrive is paid off, which actually really in fact allows you to provide a smoother management feel, specially on quick means customizations, like chicanes. The reduced friction really lets you increase cornering costs. The 59mm shafts are suitable to acquire extra available and going track designs. They will provide somewhat less initial steering, but better steering in component, alongside on power. Upkeep regarding the bearing driveshafts is important, but a breeze. Develop them as you would your normal ECS driveshafts, nevertheless basic addition; we recommend utilizing the Hudy Joint Grease (106213) in the middle of your tiny bearings plus the outdrives, for a protracted life through the elements.