Mid ball：M，HCM，VCM
Size series：719, 70, 72
Contact angle：17 ° for the center ball
Two side sealing：2RSD
Outer ring guide holder：T
Accuracy：P4S，P4
Universal pairing：U，DU，TU，QU
Pre tightening grade：L，M，H
● Mid ball: M，HCM，VCM
● Size series: 719, 70, 72
● Contact angle: 17 ° for the center ball
● Two side sealing: 2RSD
● Outer ring guide holder: T
● Accuracy: P4S，P4
● Universal pairing: U，DU，TU，QU
● Pre tightening grade: L，M，H
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0532-88801878
No. 187-1 Zhuzhou Road, Laoshan District, Qingdao City, Shandong Province, Laoshan Smart Industry Park
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technical support:WDL
