A tensioner comprising a base having a base aperture, the base aperture having an axis A-A and capable of receiving a driven component, a rotary arm rotatably engaged with the base and encircling the base aperture, a swing arm pivotally engaged with the rotary arm, a first torsion spring biasing the swing arm, a first pulley journalled to the swing arm, a rotary ring rotatably encircling the base aperture and disposed between the rotary arm and the base, a second pulley journalled to the rotary ring, a second torsion spring engaged between the rotary ring and the rotary arm for biasing the rotary ring, and a wave spring in pressing engagement between the base and the rotary ring.