MAHR 2121254 830 Amp With 10 Turn "Zero" Potentiometer,'Federal' Spec. Brand: Mahr ID#: 2121254-MHR |MFGID: 2121254 Your Price: $3,373.46 Quantity discounts available QuantityPrice Return Policy Qty -+ Add to Cart Request Info Questions?CallCall Us864.433.9771|Mon-Fri 8-5 ESTChat with us, powered by LiveChat Share Print Product Info Product Information Description Mahr 2121254 830 Amp With 10 Turn "Zero" Potentiometer,'Federal' Spec.