STO10 Track Rollers Yoke Type Sealed 10x30x12mmSTO10 Stud Track Rollers Yoke Type Sealed STO10 Stud Track Rollers Yoke Type Sealed With Inner Ring 10x30x11. 8mm STO10 Track Rollers Yoke Type Sealed With Inner Ring 10mm x 30mm x 12mm VXB Bearing STO10 Track Rollers Yoke Type Sealed With Inner Ring 10x30x12mm STO10 Brand: VXB Track Rollers Closures: Sealed Size: 10x30x11. 8mm Bearing Inner Diameter: 10mm Bearing Outer Diameter: 30mm Bearing Roller Width: 12mm Quantity: 1 Bearing