Hamilton’s 52 Series, GS Series, MS Series and 62 Series cover the industry’s three most popular caster top plate specs with a wide variety of 2” wide caster wheels from 3” to 8” diameter. Series WW accommodates 1-1/2” wide wheels with the industry’s most popular top plate spec. These casters are widely popular because they are so well-suited for so many different applications including industrial carts, institutional dollies and any manual material handling operation. Finding the perfect wheel for your application and matching it with the appropriate caster rig/top plate spec will provide you with years of trouble-free service.