Melling Chain Tensioner - BT428 Part #: BT428 Line: MEL Melling Chain Tensioner 1 Year Limited Warranty Height (in): 1.290 Inch Height (mm): 32.77mm Length (in): 3.838 Inch Length (mm): 97.48mm Width (in): 1.350 Inch Width (mm): 34.29mm Adjustable: Yes Bracket Included: Yes Bolts Included: No Mounting Hole Diameter (in): 0.354 Inch Housing Material: Steel Instructions Included: No Spring Included: No Number Of Mounting Holes: 3 Gasket Or Seal Included: No Number Of Rows: 1 Shoe Included: Yes Mounting Hole Diameter (mm): 9mm Activation Style: Manual Tensioner Actuation Type: Mechanical Show More Show Less