Melling Chain Tensioner - BT313 Part #: BT313 Line: MEL Melling Chain Tensioner 1 Year Limited Warranty Height (in): 0.868 Inch Height (mm): 22mm Length (in): 2.651 Inch Length (mm): 67.33mm Width (in): 0.866 Inch Width (mm): 21.98mm Adjustable: Yes Bracket Included: Yes Bolts Included: No Mounting Hole Diameter (in): 0.350 Inch Housing Material: Cast Iron Instructions Included: No Spring Included: Yes Piston Material: Steel Number Of Mounting Holes: 2 Gasket Or Seal Included: No Number Of Rows: 1 Shoe Included: Yes Mounting Hole Diameter (mm): 8.89mm Tensioner Actuation Type: Hydraulic Show More Show Less