Usage Tips:Item Type: Connecting RodMaterial: AluminumCenter Distance Between Two Holes: Approx. 85mm / 3.3inLarge Hole Diameter: Approx. 20mm / 0.8inSmall Hole Diameter: Approx. 12mm / 0.5inScope of Application: Suitable for Air Compressors and Air PumpsPackage List1 x Connecting Rod1Made of aluminum, strong and durable, good performance, can be used for a long time. 2Appearance sandblasting treatment, no casting defects such as sand holes, cracks, looseness, slag inclusions, etc. 3Connecting rod is small in size, light in weight, small inertia, durable, practical and easy to use. 4Dimensional tolerance is CT6 level specified by GB6414, and the error value is not more than 1, which conforms to the standard specification. 5Aluminum connecting rod is suitable for air compressors and air pump accessories, very practical.