Murray Climate Control Idler/Tensioner Pulley - 45012 Part #: 45012 Line: MRY Murray Climate Control Idler/Tensioner Pulley 1 Year Limited Warranty Belt Width (in): 1-1/16 Inch Belt Width (mm): 7mm Contact Surface: Smooth Material: Steel Pulley Outside Diameter (mm): 82mm Pulley Width (mm): 26mm Pulley Outside Diameter (in): 3-1/4 Inch Pulley Inside Diameter (in): 1.062 Inch Pulley Inside Diameter (mm): 17mm Show More Show Less