Surindra Auto Industries manufactures Automotive Shackle Bolt/ Spring Pin. Surindra Auto Industries offers a wide range of trailer suspension parts, tractor linkage parts and other automobile spare parts. The Automotive Shackle Bolt/ Spring Pin find applications as automotive spare parts in different types of automobiles. The Automotive Shackle Bolt/ Spring Pin are available in various diameter sizes ranging from 19 mm to 50 mm and comes in the material construction of en 353, sae 8620, sae 4140, en 15 etc.