Autotecnica Idler Pulley - CY1413212 Part #: CY1413212 Line: AUT Autotecnica Idler Pulley Limited Lifetime Warranty Belt Width (in): 1-1/4 Inch Belt Width (mm): 33mm Contact Surface: Smooth Material: Steel Pulley Outside Diameter (mm): 90mm Pulley Width (mm): 33mm Bracket Included: No Pulley Type: Smooth Bushing Included: No Dust Shield Included: No Pulley Outside Diameter (in): 3-1/2 Inch Number Of Mounting Holes: 1 Retainer Included: No Spacer Included: No Number Of Pulley Grooves: 0 Pulley Inside Diameter (in): 0.680 Inch Pulley Inside Diameter (mm): 17mm Show More Show Less