1/4-20 x 1/2 in.
Wheel Diameter, Black Nylon Swivel Hooded Samson Twin Wheel Caster with Brake, 4PK The economical and durable wheels fit perfectly with furniture that you want mobile, offering 360 degree movement. Threaded Stem easily screws into place, making it an easy DIY project doable in minutes. The 2 in.