5 x 9 x 3 Stainless Steel Ball Bearing With Ceramic Balls Dry ABEC-5 One Bearing 5 x 9 x 3 Stainless Steel Ball Bearing With Ceramic Balls Dry ABEC-5, this is a popular size that could be used in many fishing reels, Bearing is made of Stainless Steel, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearing is pre-lubricated with grease.