Roll Ezy Colli Roller Track is 50 mm in diameter and can be plain or flanged for high impact. The moulded black polyamide rollers are fitted with a plain nylon grey bush mounted on a M8 x 80 long hexagon head bolt and M8 nyloc nut in a 71 mm x 49.5 mm x 2.5 mm galvanised steel channel section. The track length is 2990 mm complete with 114 pitches at 26 mm increments. The track has a load capacity of 40 kilos per colli roll.