Welcome To Fitness Dynamics


Industry Standard in sales of pre-owned KEISER Machines, Functional Trainers, Full Racks, Half Racks, Spin Bikes, Keiser Runners, Keiser Exercise Equipment, Keiser Exercise Machine, keiser Leg Exercise Equipment, Keiser Leg Prees  and all other Keiser products. We also sell full KEISER Strength Lines.

After 10 years, we now work with the very best shipper in the industry: John Parks with CaseStack Inc.

Also, we actively select & partner with the best shippers in the U.S. to ensure quality delivery.

We only ship with full-coverage insurance.


New Arrivals and Inventory Daily. Call Now!!!! (+1) 858-453-7770 or Email for All Your Facility KEISER Equipment Needs


Contact us for all your KEISER Facility equipment needs, including Woodway Treadmills SEI-Fit, and all your other equipment needs.


We buy & sell all brands of strength and cardio equipment.