Feature

●1. Low friction, reduce energy loss and extend life.
●2. Easy installation and replacement, efficient operation and high durability.
●3. Widely used in a variety of small mechanical applications, including skateboard wheels, in-line skates and electric motors.

Description

1. Long service life, smooth surface polishing, high efficiency, low noise.
2. With uniform hardness and wear resistance, high temperature resistance.
3. Bearing steel, durable, resistant to heavy deformation.
Item:F683ZZ
Structure: Deep Groove
Material: Chrome Steel
Bore Dia (d): 3mm
Outer Dia (D): 7mm
Width (B): 3mm
Closures: Metal Shielded
Lubrication: Grease
Magnetic: little
Hardness: 58HRC
Clearance: C0
Grades: ABEC-7