Spacer Trolley Click To Enquire Spacer trolley Body Enamel Painted Tubular Mild Steel / Aluminum structure. Rollers Nylon rollers mounted on bearing. Braking System Available Other details It is suitable for 2, 4 or 6 bundles of conductor. The size and shape of the trolley may change for Single, Double, Triple, Quad & Hexa Conductors.