LINEAR DRIVE CHAIN TENSIONER ETR3 with idler sprocket

ETR3 with idler sprocket model RS-RD-RT, automatic device linear spring-action chain drive tensioner consisting of a base in special, very sturdy, antiseize aluminium alloy with tensile strength of 440MPa that ensures perfect glide on high tensile strength galvanized steel rods, to which a threaded aluminium head is fastened. The head is equipped with an idle chain tensioning pinion with double-shielded bearings, model RS RD RT.

DRIVE CHAIN TENSIONER CATALOGUE PAGE