COMPANY | Butler Products Wheels,Axles & Wheels,Trailer Axle,Trailer Stabilizer,Slick Disks,Gooseneck Couplers,Steele Jack Couplers,Heavy Duty,Light Duty,Havey Duty Products, Light Duty Butler Products is also a full service manufacturer and supplier of heavy duty landing gear and dock safety equipment for the heavy duty trucking industry. Butler produces light duty jacks, tongue jacks, and couplers for the small to mid-sized trailer manufacturing industry as well.