The base plate and the bearing of luggage casters casters casters 

 Mounting plate 

 Used to install the horizontal position of the tablet. 

 Center rivet 

 Bolts or rivets for fixed rotation device. The center of the rivet is an integral part of the backplane. Tighten bolts rivets can adjust the rotation of wear and tear caused by the loose. 

 Live support assembly 

 Activities bracket axle and nut. Does not include wheels, wheel within the bearings and bushings. The sleeve is set out of the axle, steel manufacturing, non-rotating parts for the wheel bearing rotation fixed wheels in the stent. 

 Casters luggage casters casters clamped assembly 

 By the mounting bracket, axle and nut. Not included within the wheels, wheel bearings, bushings. 

 Steering bearings 

 There are a number of different lamp type, for example: 

 Monolayer bearing only one layer: In a large track ball. 

 Double bearings: in two different tracks on a double ball. Economic bearing: on the bead plate stamping molding supporting the ball. 

 Precision bearings: standard industrial bearings. The casters luggage casters casters