ILQ-7"s go beyond ABEC rating in terms of performance, durability, design, and materials. Since ABEC only measures precision tolerance, ABEC-7 bearings can be made out of inferior steel as long as they are accurate enough. The all-new 6-ball ILQ-7 has only one standard: the best. ILQ-7 considers precision tolerance plus other variables like design features, lubrication, and quality of materials. This is a 16-pack of inline skate bearings at ILQ-7 rating made by TwinCam for K2. Serviceable by removal of the c-clip, the ILQ7 Twincam inline skate bearings are one of the most respected brands for inline skate bearings and make for a good choice to replace one or all your skate bearings on any level skate. K2 ILQ-7 Classic inline skate bearings are 608 standard hub and come in a 16pk.