This is a full ball bearing kit for the entire car. All 9 bearings are made by Boca. Boca is an exremely reputable company known for making some of the best bearings in the world. These bearings have chrome steel races, balls, retainers and shields. The kit includes:

(4) front bearings 3/16" x 5/16" flanged  (for 3/16" front axles)
(4) rear bearings 1/4" x 3/8" flanged
(1) rear bearing 1/4" x 3/8" unflanged (for diff)