年表作成・共有サービス - pastport

Wheel material: artificial rubber tread + plastic wheel core, Black Rubber Fixed Casters has a good appearance texture, mild touch, good weather resistance and non-corrosion, Caster Wheel Harbor Freight can be applied to various harsh and extreme environments inside and outside the house, noise is very small when sliding, and can be very good The protective floor is suitable for the medical industry, electronics industry, electrical equipment industry, supermarket shopping cart, trolley industry, toolbox and so on.
Tread hardness: 75 (± 5) SHORE A
Temperature range: - 40 / + 80 °C "
Wheel diameter: 3"-5"
Load capacity: 45-85kg
Screw rod casters, pressing the wheel frame, axle.
Wheel Material:black rubber caster with PP core
Bearing:The Wheel Axle
Housing made of pressed steel, zinc plating,
Housing:swivel threaded stem caster.

https://www.knightcasters.com/trolley-casters/