(not affiliated with Total Gym Fitness, LLC.). make Supersized seem small.
Total Gym 4 Hitch Pin Set for XLS XL Fit 2000 3000
Total Gym Xtreme Pin Set 4 Pins
Total Gym Supreme Pin Set 4 Pins
Total Gym XLS Pin Set Pins
Total Gym C Pin
Total Gym C Pin fits 1700 1800 1900 and Other Models
