These precision scales are perfect for balancing pistons, rods, clutch weights, etc. Digital models are powered by one 9-volt battery or an optional AC adapter. Use with Connecting Rod Balancer, P/N 66844. Product Features:3000 Gram CapacityReads in 1 Gram IncrementsFeatures a L.C.D. DisplayPowered by One 9 Volt Battery or Optional AC Adapterfor Use with Proform Connecting Rod Balancer #66844
