Maybe one of these similar products would be of interest:-

Total Gym Leg Pulley Tower Bracket Pin and D Ring for 1700 1800 Supra Platinum

Total Gym Leg Pulley Kit fits 1700 1800 1900 Supra

Total Gym Leg Pulley Rope & Pulley (Fits Many Models)

Total Gym Leg Cuffs

Total Gym Leg Pulley Kit fits 1400 1600 Supreme Force 2 Leg Cuffs