LightRail Extreme Duty Trolley Wheel Kit for LightRail 3.0/3.5/4.0 veg nutrients including our exclusive Agrosun enhanced

including our exclusive Agrosun enhanced halides and sodiums

• Can be used in soil

5 in size fits perfectly into rockwool holes

soil moisture

LightRail Extreme Duty Trolley Wheel Kit for LightRail 3.0/3.5/4.0 veg nutrients including our exclusive Agrosun enhancedEXTREME DUTY TROLLEY WHEELS, for LightRail 3. 0, 3. 5 and 4. 0. A suggested upgrade item for moving multiple lights and or overweight loads such as heavier LED, plasma, or any light with an internal ballast weighing 35 pounds or more. They are engineered with steel on steel ball bearing with a nylon over molded tire for smooth quiet operation. Rated up to 60 lbs per set and comes with a lifetime warranty.