HP Tools are designed with the powersports enthusiast in mind to be used on dirt bikes, street bikes, ATVs or anything in need of a good tool. The goal is to build high quality products without the high price tag by cutting out the middle-man markups. Each HP Tools product is quality and durability tested so that you have the confidence to get the job done right every time. Chain alignment tool. Tool body clamps to rear sprocket so the alignment rod will indicate sprocket alignment to chain. Constructed from hardened steel with aluminum clamp body. Sold individually.