RWM Casters Co. has been an innovative leader in the caster industry since 1935. We are the originator and market leader of k ... ingpinless casters and strive to lead the industry in cutting edge design, manufacturing and customer service. RWM's primary mission is to continue developing and manufacturing high value casters, wheels and material handling products that fully satisfy our worldwide customer's needs. Our total commitment to this mission is evident from our reputation for combining superior engineering experience and talent with modern manufacturing techniques, an emphasis on high quality products and comprehensive customer service. From the efficient performance of the light and medium duty casters to the brute strength of the big single and dual wheel kingpinless casters, the emphasis at RWM is on a perfect match to meet the task at hand. Patented kingpinless swivel sections shoulder the stresses of heavy loads... a wide range of top plate options to retrofit almost any caster mounting plate configuration.. Strong, flexible, super tight neoprene swivel seals to keep moisture and debris away from the swivel sections assuring longevity and performance.. Patented offset raceway construction to transfer forces to areas of maximum strength of the swivel section overcoming the inherent weakness of clone kingpinless designs.. a tremendous range of wheel composition and construction to provide maximum performance and rollability while shrugging off every environmental threat from rough floors and damaging debris to caustic chemicals and temperature extremes.. A variety of zinc plating to resist corrosion.. Stainless steel casters for longer life in caustic environments.. high performance wheel brakes and swivel locks leading the way in innovation for precise tooling applications and caster needs.... the list just keeps going! read more