STO8ZZ-DZ Track Needle Roller Shielded Bearing 8x24x14mmSTO8ZZ DZ Track Roller Needle Bearing Shielded with Inner Ring 8mm ID 24mm OD 14mm Width Dual Shields The STO8ZZ DZ is a heavy duty yoke type track roller needle bearing designed for guiding, cam following, or linear motion applications. With metal shields on both sides and an included inner ring, it offers protection from contaminants while supporting high radial loads in compact setups. Type: Track needle roller bearing Inner diameter: 8mm Outer