Optimized components engineered for maximum strength and durability
Patented design provides superior belt alignment and tension for improved drive efficiency and life
Patented labyrinth seal prevents contamination of internal parts for maximum durability and service life
Long-lasting steel pulleys with dust shields to protect internal bearings from contamination
Double row bearings carry more load and last up to 3X longer than two individual bearings
Chrome-silicone round torsion spring for less +ex-fatigue than +at-spring designs
Patented damping mechanism provides maximum stability, reducing vibration and increasing the life of the belt, tensioner and other accessory drive components