6201-2RSNR Ball Bearing 12mm x 32mm x 10mm One Bearing 6201-2RSNR Ball Bearings with Snap Ring, the inner diameter is 12mm, outer diameter is 32mm and the width is 10mm, bearing has 2 Rubber Seals to protect the bearing from dust or any possible contamination, also bearing is pre-lubricated with grease.