CF1/2NSB Cam Follower - An extremely fine Needle Roller Bearing 1/2" x 3/8" x 1/2"CF1 2NSB Cam Follower Bearing 1 2" x 3 8" x 1 2" Needle Roller Type The CF1 2NSB cam follower is a compact, cylindrical roller style cam bearing designed for precise linear motion and tracking. Built with a needle roller structure, this follower fits tight applications like conveyors, cams, or automated guide systems where smooth rolling and durability are key. Type: Cam follower with needle roller bearing Outer Ring: Cylindrical Material: Carbon