OD50*H23.5(mm) 1.various types and color are available 2.resistance to press 3.high quality with competitive price ROHS,ISO rubber wheel for machine1). Material: SBR, NBR, EPDM, NR and so on.2). Size: OD50*H23.5(mm)3). With good abrasion resistant, good elasticity, good low temperature properties,4). Use: toy car wheel, truck toy wheel, machine equipment, desks part, car parts,5). Logo: according ...