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Swivel stem caster wheels, sturdy and durable, polyurethane wheel, absorb shock, shock absorption, non-slip wear, suitable for most floors, do not worry about scratching your expensive wooden floors
Precise ball bearings, rolling smooth and quiet, bid farewell to harsh noise; strong bearing capacity, lockable ball bearing 330lbs;
Swivel stem casters with brake locks, braking both plate and wheels, when put into the brake, the construction stops rotating or rolling;
Replacement for office chair stem caster wheels, suitable for furniture, electric appliance, flight boxes, tool boxes, trolleys, etc.;
Wheel size: diameter * thickness: 50mm*24mm(1.97*0.94inch). Stem size: M8-1.25×25mm. Each set contains 4 wheels with brakes, 1 wrench.

Rotate 360 degrees.
Brake locks both the swivel and the wheel.
Stem material：steel.
Wheel material：Polyurethane.
Wheel size: Diameter：50mm(1.97inch).
Thickness：24mm(0.94inch).
Stem size: M8-1.25×25mm.
Total height:100mm(3.94inch).
Installation height:75mm(2.95inch).
Load capacity：330lbs.
Bearing: Roller.
Includes: 2" caster with brake（4 pack ）, 1 wrench.