These bearings are a reasonably economic alternative to more expensive thin section bearings. When you buy these bearings from Swerve Drive Specialties, you know you are getting the same quality bearings from the same manufacturer that FRC team 2910 used on their swerve modules during the 2018 and 2019 seasons. Including 100+ drops from level 2 of the hab in 2019 without a failure.
ID: 3.5"
OD: 4"
Width: 0.25"
