Melling Chain Tensioner - BT507 Part #: BT507 Line: MEL Melling Chain Tensioner 1 Year Limited Warranty Height (in): 2.025 Inch Height (mm): 51.45mm Length (in): 2.941 Inch Length (mm): 74.7mm Width (in): 0.985 Inch Width (mm): 25.02mm Adjustable: Yes Bracket Included: Yes Bolts Included: No Mounting Hole Diameter (in): 0.060 Inch Housing Material: Stainless Steel Instructions Included: No Spring Included: No Number Of Mounting Holes: 1 Gasket Or Seal Included: No Shoe Included: Yes Mounting Hole Diameter (mm): 15mm Tensioner Actuation Type: Hydraulic Show More Show Less