Diameter NOTE: Fits 1-1/2 in. Frame tubes NOTE: For replacement clamp use part number 494635 Included Items: (1) Oil cooler tube & element (2) #6 AN to 1/4 NPT Fittings (1) Oil cooler clamp (1) Instructions. The item "Pro-One Oil Cooler with Temperature Gauge 201100" is in sale since Saturday, April 24, 2021. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engine Cooling\Oil Coolers". The seller is "shopdenniskirk" and is located in Rush City, Minnesota.This item can be shipped to United States.