【Replaces Part Number】 109-2796. 【Compatible With】 DS-Series Lazer Z, Front Runner, Lazer AS, Lazer Z, Lazer Z AC, Lazer Z AS, Lazer Z XS Air Cooled, Lazer Z XS Diesel, Lazer Z XS Liquid Cooled, Z-Series Lazer Z. 【Product Specification】 Height: 1-1/4"; Outer Diameter: 6-1/2"; Inner Diameter: 11/16". 【Lasting Durability】 Our idler pulley is made of high-quality materials and undergo strict testing and inspection, which can ensure a long-lasting and reliable solution for your needs, greatly increase the service life. 【1 Year WARRANTY】 Our products are made of premium materials and are strictly tested. It’s a promise we still keep. Rest easy knowing we’ve got your back through it all. If you have any other questions, please contact us through Amazon message at any time and we will be glad to assist you. 109-2796 Idler Pulley