NORMICHIC Mouse Ball Trackball For Logitech Cordless Optical Trackman T-RB22, Replacement Spare Part Mice Ball Input Accessories (Red)

Compatible for Logitech Cordless Optical Trackman T-RB22 Mouse., Made of excellent technology and materials, durable in use., Perfect trackball to replace your scratched, broken, non-working mouse ball., Ball Diameter: 4.3 cm (1.69”)., Package includes Trackball only, mouse in the picture is NOT INCLUDED.