The SPEC bearing was developed to provide the best play and performance found in Modern Performance Yo-Yos. Made of stainless steel, these bearings will hold up to anything you can throw at it. These have a
Taking it a step further, the SPEC X is the newest SPEC and features a tighter configuration with smaller balls to reduce friction even more.
Choose the “Small” size for the FAST 201 and Velocity. For all others, “Large” will be what you want.