Janus 1950 1" Cam Action Tensioner

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The Janus International 1-inch Cam Action Tensioner for the Model 1950 door.

Product Highlights:
  • This product allows you to adjust both springs equally at the same time from only one end of the door with the Janus Cam Action Ratchet Spring Tensioner assembly. Factory installed on the end of the door axle, the tensioner allows precise fine tuning with precision increments of 1/8-turn. Quickly and easily adjust the tension on all springs simultaneously from one end of the door. The cam tensioner eliminates unwanted spinning of the axle during the initial spring loading or adjustment process.
  • 1-inch Cam Action Tensioner
  • Precision tuning of 1/8-turn increments
  • Adjusts tension of both springs at the same time