08-11 KTM 690DUKE: Sato Racing Swingarm Spool Kit (BLACK) Sato Racing is a boutique manufacturer of unique specialty parts for sport bikes, with an emphasis on track-developed parts designed for race bikes, such as lightweight Rear Sets, Delrin-based Frame and Axle Sliders, and carbon fiber engine covers and str The in-house design and limited production scale helps give Sato Racing's parts a high-quality handcrafted feel, and allows them the flexibility to develop parts for relatively rare bike models that larger aftermarket parts makers tend to overlook. Attaches to the swingarm for use with a racing stand. Spools are high-quality, highly-durable Delrin plastic with stainless steel bolts. Sold in pairs.