Furniture Ball Caster Chair Wheels Stem Swivel Caster

Office chair casters swivel ball caster with threaded stem furniture wheels
Product Name: Ball Caster Wheel 

Wheel Material: soft thermoplastic rubber 
Wheel color:gray
Wheel diameter:40mm/1.5inch , 50mm/2inch
Weight Capacity(Single): Max.30kg/60lb
Threaded stem size:8*15mm and 10*15mm
Package Content: 4pcs to a box then all boxes to a strong carton

Features: 
360 degree swivel threaded stem plate
Soft TPR wheels,rolls silently on hard surface floors

Galvaniced zinc housing,good looking and not easy to rust

Manily for furnitures,office equipment,carts,couch,office chairs 

Technical parameters