GROUNDING BALL Existing customers can log in to their account for additional savings Call for price Categories: Chemical, Chemical Tank Truck Parts, Liquid - Petroleum, Petroleum Tanks Truck Parts, Tank Truck Equipment Description Description When using the FloTech trailer mounted ground ball the trailer cannot be loaded unless the terminal ground is directly connected to the ground ball. Part #: FT451 Weight: 0.2400 lbs Related products Drop Elbows – Heavy Duty Fuel Delivery Elbow Drain Pocket Straight Tee Adapter x Round Tank Truck Flange