Stable construction: Housing made of heavy-duty steel for high load, the max capacity set of 4 wheels is up to 900lbs. Screw rod specification: 4" without brakes Swivel Casters, 3/8" -16UNC x 1 ...

From there a custom chassis could be fabricated from square steel tubing which includes a lever system which controls the rake of the caster wheels and thus their driftability.

These wheels are a drop in replacement for most computer chair casters. That includes most gaming chairs and office chairs as long as they accept a stem size of 7/16" x 7/8", although that ...

Caster Wheels 4 inch Set of 4, with Safety Dual Locking Bearing Casters, and Polyurethane Foam No Noise Wheels, Heavy Duty - 300 Lbs Per Casters(Bonus of 2 Hardware Kits) 501 ratings ...