This is a pack of ten 3/16x3/8x1/8" rubber sealed "Speed" 1/10 wheel bearings. ProTek R/C "Speed" bearings are high quality steel/chrome bearings designed for the R/C racing enthusiast.

These 3/16x3/8x1/8" rubber sealed bearings bearings are the standard wheel bearing for most 1/10th scale off-road vehicles such as the Team Associated RC10GT and Losi XXX-NT (not the Drake Edition 2 however). Please check the manual that came with your vehicle for the correct size if you are not certain.