Our products resistance to pull in high-strength,never break,never distort the shape.

Specification:21*21

Internal bore:152.7mm

Flange outer diameter:535mm

Inside diameter:470mm

Length:535mm

Tube:200mm

Weight:according to your request

Beacuse of dynamic balancing function,a good compatibility with weaving machinery is maintained even through high-speed rotataion.

Through hard anodizing coating treatment,Corrosion and surface scratching are entirely prevented.

It retains durability and precision after working for several years.

Warranty period: two year

If need more details ,feel free to tell me !