These bearings are a must have for any technician looking for the most reliable, smoothest, and quietest bearings available. They have been stress tested in the most demanding setups (SSG, DSG, and even TSG). Proven to increase performance and efficiency through virtually 0 rotational resistance. 

Specs:

3mm x 8mm x 3mm

J-caged (ribbon cage), open type, flanged bearing

Made in Japan

*NOTE* bearings do require maintenance and proper installation. Neglecting maintenance and incorrect installation can lead to catastrophic failure. Please ensure that the bearings are glued/epoxied into the shell, lubricated with grease/oil, and the gears are shimmed appropriately.