Elastomeric Tensioner Application Chain and Belt Drives Arm Length to End 112.5 mm Arm Length to Hard Position Hole 80 mm Arm Length to Normal Position Hole 100 mm Arm Material Steel Arm Rotation 30 Degrees Arm Width 25 mm Features Automatic Re-Tensioning Best Possible Transfer of Power Compensation for Belt Elongation Pressing Guiding and Vibration Damping Quiet and Smooth Running Finish Painted For Belt Width 1 9/16 in Housing Material Steel Idler Bolt Length Not Applicable