Knaack Monster Box 4" Caster Set with Brakes and solid polypropylene HD wheels, Model 495.
Size: 4"
Wheel Width: new 2" HD
Set of Four Wheels: 2 rigid, 2 swivel
Load Rating per Set: 1,600 lbs
NOTE: Load ratings are for all four wheels combined and includes the weight of the KNAACK® Product and its contents.
Fits Monster Boxes: Piano Box KN1000, Chest KN1010, and Cabinet KN1020