Specification:

1.    Item         5003B-E
2.    Diameter     50mm(2")
3.    Cup         14mm
4.    Grip Pin Stem    7/16"(11mm)width X 7/18"(22mm)length
5.    Height    55mm
6.    Width    53mm
7.    Static Capacity      50KGS/PCS
8.    Stem    Grip Ring / Top Plate / Screw
9.    Color    Black / Grey / Red / Dark Grey 

Description:

1. Office Chair Caster  Casters ; All PA6 raw material ; 100,000 cycles  -Pass                                                                     
2. Top Of Cover : Black  PA6 / Wheel: Black PA6
3. SGS OF ANSI / BIFMA CERTIFICATE  
4. Background：more than 20 years OEM experience for and other famous sport brand