【Feature】Smooth motion, high printing precision, low noise, can greatly improve the printing speed.U Shape groove ball bearings, fashionable, slide flexible, compression wear.
- Inner diameter: 4 mm (0.16 inch)
- Outer diameter: 18 mm (0.71 inch)
- Thickness: 6 mm (0.24 inch)
【Material】It is made of high-quality nylon and plastic, with high durability, long service life; Main Color: White.
【Wide Application】Widely used in transmission, instrumentation, electrical, household appliances, internal combustion engines, transport vehicles, agricultural machinery, construction machinery, engineering machinery, roller-skating shoes, yo-yo, etc.