Features 1、Strong rigidity, especially the big head, with enough rigidity to meet the fatigue strength requirements. 2、After sandblasting, there are no casting defects such as sand holes, cracks, looseness, slag inclusions, etc. 3、Replace and maintain parts to help your outdoor power equipment run at its best performance. 4、Made of cast aluminum material, light weight, low inertia, durable, practical, and can be used for a long time. 5、Wide range of applications, suitable for air compressors and air pump accessories. Specification Item Type: Connecting Rod Product Material: Aluminum Center Distance Between Two Holes: Approx. 85mm / 3.3in,Approx. 89mm / 3.5in ,Approx. 94mm / 3.7in Large Hole Inner Diameter: Approx. 23mm / 0.9in Small Hole Inner Diameter: Approx. 12mm / 0.5in Scope of Application: Suitable for Air Compressors and Air Pump Accessories, Very Practical Package List 1 x Connecting Rod