Battery cable RK 25mm2 Red RK is a lead-free, PVC-insulated battery cable with a multi-wire copper conductor, suitable as a battery cable in vehicles. Install a ring cable lug at each end, and you can now connect the battery to the alternator, starter or electrical fuse box/relay box. Max rated voltage : 450/750V. Conductor : Copper Cable insulation : PVC Colour : Red Temp.Range : -5ºC to +70ºC Minimum bending radius : 12x cable diameter Price per meter. This product is cut to order. No right of return.