An electrical raceway system comprises: a rail, elongated in a lateral direction, wherein the rail comprises holes, spaced apart in the lateral direction; at least one wire bundle, comprising a plurality of wires, the at least one wire bundle elongated in a longitudinal direction perpendicular to the lateral direction; and at least one clamp system, comprising: a first clamping component comprising: a first concave engagement surface, wherein the first clamping component is fixedly attached to the rail; a nub, engaged with a corresponding one of the holes to prevent movement of the first clamping component relative to the rail in the lateral direction; and arms, spaced apart from each other and releasably engaging the rail therebetween to constrain movement of the first clamping component relative to the rail in an upright direction, perpendicular to the lateral direction; and a second clamping component, comprising a second concave engagement surface and wherein the second clamping component is slidably attached to the rail; and wherein the first concave engagement surface and the second concave engagement surface oppose and face each other, capture the at least one wire bundle therebetween, and a distance between the first concave engagement surface and the second concave engagement surface is adjustable. a rail, elongated in a lateral direction, wherein the rail comprises holes, spaced apart in the lateral direction; at least one wire bundle, comprising a plurality of wires, the at least one wire bundle elongated in a longitudinal direction perpendicular to the lateral direction; and at least one clamp system, comprising: a first clamping component comprising: a first concave engagement surface, wherein the first clamping component is fixedly attached to the rail; a nub, engaged with a corresponding one of the holes to prevent movement of the first clamping component relative to the rail in the lateral direction; and arms, spaced apart from each other and releasably engaging the rail therebetween to constrain movement of the first clamping component relative to the rail in an upright direction, perpendicular to the lateral direction; and a second clamping component, comprising a second concave engagement surface and wherein the second clamping component is slidably attached to the rail; and wherein the first concave engagement surface and the second concave engagement surface oppose and face each other, capture the at least one wire bundle therebetween, and a distance between the first concave engagement surface and the second concave engagement surface is adjustable. a first clamping component comprising: a first concave engagement surface, wherein the first clamping component is fixedly attached to the rail; a nub, engaged with a corresponding one of the holes to prevent movement of the first clamping component relative to the rail in the lateral direction; and arms, spaced apart from each other and releasably engaging the rail therebetween to constrain movement of the first clamping component relative to the rail in an upright direction, perpendicular to the lateral direction; and a first concave engagement surface, wherein the first clamping component is fixedly attached to the rail; a nub, engaged with a corresponding one of the holes to prevent movement of the first clamping component relative to the rail in the lateral direction; and arms, spaced apart from each other and releasably engaging the rail therebetween to constrain movement of the first clamping component relative to the rail in an upright direction, perpendicular to the lateral direction; and a second clamping component, comprising a second concave engagement surface and wherein the second clamping component is slidably attached to the rail; and wherein the first concave engagement surface and the second concave engagement surface oppose and face each other, capture the at least one wire bundle therebetween, and a distance between the first concave engagement surface and the second concave engagement surface is adjustable.