Get the best EDC Tri-spinner you can get. Three bearings surround the center bearing. All fits are pressure fit and will stay in.
The no bearing option comes with no bearings. All bearings are new and will need to be broken in for optimized performance. Each other option has 3 basic bearings on the outside. The basic bearing has 4 total basic bearings. Each of the other options has 3 basic bearings on the outside and the upgraded bearing that you chose on the center axis.