4" x 1-1/4" Poly-Pro Wheel Swivel Caster Stainless Steel - 300 lbs. capacity mattress handcart the mounting does not match

the mounting does not match the listed 7/16" x 1-3/8" stem or adapter

or storage volumes outside the listed capacity

Lincoln Lighted Switch - 241419

Modular Sizes: 1/2" and 3/4"

4" x 1-1/4" Poly-Pro Wheel Swivel Caster Stainless Steel - 300 lbs. capacity mattress handcart the mounting does not matchProduct Overview The poly pro wheel is one of our caster staples, providing plenty of durability with a firm tread. The polyurethane tread protects surfaces, and the annular bearings roll very smoothly. These wheels work best for indoor applications; for outdoor use, please take a look at our Polymadic wheel casters with UV resistant materials. Tread: Polyurethane, Non Marking, Mechanically Locked To Core This caster is listed with wheel diameter 4",