Product information:
Material：Nylon/metal
model：Blue plastic cover
size：Outer diameter10 (mm) the inside diameter of5 (mm) thickness 4 (mm)
Accuracy class：PO
Features:
With dustproof function, high speed
Packing list:
Bearing*1
Secure payment
Secure Privacy
Refund in case of loss of the parcel
Refund for non-delivery
Refund if the item is damaged
