This IRIS chains 35 pitch 106 link chain is a high-quality product that is perfect for those who are looking for a reliable and durable chain. The chain is made by iRiS, a trusted brand that is known for producing excellent quality products. It comes with a 35 pitch 106 link design that is perfect for a variety of applications. Not sure where The chain is made no marking it comes with a no warranty. However, this does not mean that the product is not good. It is sold under the eBay Motors category and is perfect for those who are looking for a replacement part for their kart racing or performance and racing needs.