Specification:
Product Name: Caster Swivel Wheels
Material: Polyurethane + Steel
Color: Black&White
Height: 115mm / 4.52'
Wheel Diameter: 83mm / 3.26'
Wheel Thickness: 23mm / 0.9'
Stem Diameter: 11mm / 0.43'
Stem Length: 22mm / 0.86'
Quantity: 5pcs/Set

Features:
-Fits most available office chair models-Standard stem diameter: 11mm, stem length: 22mm.
-The casters are specially designed to protect carpets, slates, tiles and other soft floors.
-Maximum weight rating of office chair casters: 100 pounds per wheel, 500 pounds per group of 5.
-Practical and durable-made of high-quality polyurethane to ensure long-term excellent performance.

Correct use of universal wheels:
1. The casters must be installed in the designated position.
2. The caster bracket installed must have sufficient strength and meet the load-bearing capacity during use.
3. The function of the caster cannot be changed, nor is it affected by the installation device.
4. The rotating shaft must always be vertical.
5. The fixed casters must be in line with their axles.
6. If only rotating casters are used, they must be consistent.

Package Includes:
5 x Caster Swivel Wheels