This weight bar is made of solid steel and has a diameter of one inch. This will depend on the overall size of the Smith machine and the bar itself. How Much Does A Smith Machine Bar Really Weigh Set For Set See reviews photos directions phone numbers and more for the best Physicians Surgeons Weight Loss Management in New York. . LEADERS IN REMANUFACTURING Since 2009 Gym Store has been providing second to none remanufactured gym equipment. Some Smith Machines bars are slightly lighter than the usual 45 lbs. Although some smith machines bar on commercial gyms weighs around 15. Process for preparing a granular detergentUS Patent 6077820. Sometimes you will find that its average weight is 15 to 25. The bars weight for this Smith machine is. 170497 describes a process. This reduces the effective weight of the Smith machine bar down to about 15 lbs. Most Smith machines have a weight bar that is seven feet long ...