Ball Caster Roller Transfer Bearing - Ball Transfer Unit Appliance Caster Transmission, M16,Heavy Duty Stud Mounted,Thread Stem,Bearing Steel & Carbon Steel,2200 Lbs Total Load Capacity,Set of 4

Material: mail ball is bearing steel, Housing is carbon steel.

Dimension: Please see the detailed dimensions from the left pictures.

Load Capacity：550 lbs per unit, max.

load capacity is 660 lbs per unit.

Net Weight: 0.9 lbs per unit Application Area: transmission in industry, home, machine...,caster substitution.