Melling Chain Tensioner - BT5568 Part #: BT5568 Line: MEL Melling Chain Tensioner 1 Year Limited Warranty Height (in): 1.010 Inch Height (mm): 28.89mm Length (in): 2.750 Inch Length (mm): 69.85mm Width (in): 0.943 Inch Width (mm): 23.95mm Adjustable: Yes Bracket Included: Yes Bolts Included: No Mounting Hole Diameter (in): 0.300 Inch Housing Material: Aluminum Instructions Included: No Spring Included: No Number Of Mounting Holes: 1 Gasket Or Seal Included: No Number Of Rows: 1 Shoe Included: Yes Mounting Hole Diameter (mm): 7.6mm Activation Style: Manual Tensioner Actuation Type: Mechanical Show More Show Less