This is a pack of ten ProTek R/C 1/4x3/8x1/8 Metal Shielded Flanged Speed Bearings.
ProTek R/C Speed bearings are high quality steel/chrome bearings designed for the R/C racing enthusiast.
These 1/4x3/8x1/8 metal shielded flanged bearings are used in a variety of applications.
Please check the manual that came with your vehicle to determine the correct size if you are not certain. | 
