YOYOSKEEL Center Track Bearing (C Size)
This is a centre track ball bearing
High performance string centering ball bearing design, created by sloping side edges with a flat center section where the string rides. A nice upgrade bearing for your yoyos. Center Track bearings are also found standard on many YoYoFactory yoyos as well as other high performance yoyos.
• Large Bearing: Center Track Large (C) .250 x .500 x .187"