... type track, is made of stainless steel,hardened galvanized chain, chain Power: 1.5 (kw)Features:T type track, is made of stainless ... steel,hardened galvanized chain, chainrings ismade out of 8mm round steel ... curves 90 or 180 degrees, complete with idle wheels and chain tensioner wheelTrack supports is made of stainless steel with clamps ...