Melling Chain Tensioner Guide - BT7017 Part #: BT7017 Line: MEL Melling Chain Tensioner Guide 1 Year Limited Warranty Material: Nylon Height (in): 2.175 Inch Height (mm): 55mm Length (in): 8.625 Inch Length (mm): 219mm Width (in): 0.750 Inch Width (mm): 19mm Adjustable: Yes Bracket Included: Yes Mounting Hole Diameter (in): 0.315 Inch Spring Included: No Number Of Mounting Holes: 1 Shoe Included: Yes Mounting Hole Diameter (mm): 8mm Show More Show Less