Melling Chain Tensioner - BT167 Part #: BT167 Line: MEL Melling Chain Tensioner 1 Year Limited Warranty Height (in): 2.415 Inch Height (mm): 61.36mm Length (in): 2.590 Inch Length (mm): 65.79mm Width (in): 0.886 Inch Width (mm): 22.5mm Adjustable: Yes Bracket Included: Yes Bolts Included: No Mounting Hole Diameter (in): 0.315 Inch Housing Material: Nylon 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): 8mm Activation Style: Manual Tensioner Actuation Type: Mechanical Show More Show Less