Overview Product Videos Similar Products –> Product Description The leading solution to minimize motor shaft voltage, bearing failure, and motor downtime. Incredibly easy to install & maintain More effective in minimizing shaft voltage and damaging currents Fits motor shaft diameters up to 4″ The only UL Certified bearing protector on the market. Product Videos Videos Hide Videos Show Videos Helwig Carbon Bearing Protection EASA 2017 Helwig Carbon demonstrates the industry’s best shaft grounding… Custom Field Product Reviews