A method of assembly comprising a spindle bank for a pick-and-pace machine, a base including a plurality of mount locations, each of the plurality of mount locations configured to receive a mountable spindle module including at least one pick-and-place spindle and nozzle, a bearing system attachable to a movement axis of a pick-and-place machine such that the spindle bank is movable along the movement axis, and a power delivery system configured to deliver electrical power to each of the plurality of mount locations, wherein each of the plurality of mount locations is configured to deliver the electrical power to each of the mountable spindle modules when mounted.