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【Material】It is made of high-quality nylon, with high durability, long service life; Main Color: White.
【Dimension】Inner diameter 3mm/0.12inch; Outside diameter 15mm/0.59inch; Thickness 4mm/0.16inch.
【Feature】Smooth motion, low noise, slide flexible, compression wear.
【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.
【Package Content】4Pcs x Bearing Pulley.