... : Material: PTFE, TELFON Size: 3.175mm~152.4mm(1/8"~6") Plastic Balls Introduce Plastic balls are deal for light load ... materials are often used for sliding fittings of tables and drawers, furniture bearings, rollers, valves and electronic components, sailing boat ... .0254.0010III+ .1270+ .0050.1270.0050 Plastic ball, TELFON Balls 6.35mm