Retaining clips to keep the resistance bands from moving off ends during use, especially the more flexible ones. Fits Soloflex. See photo for comparison to Soloflex OEM parts. Slightly <3/4" ID prior to assembly; fits 3/4" shaft when assembled.
Soloflex Retainer Spring Clips Pair - OEM
Golds Gym Olympic Dumbbell Handles Pair Chrome 2 Inch Sleeves 3 Spring Clips
Soloflex OEM Retainer Spring Clip (1 Piece)
Secure Your Weights! 1" Barbell Clamps & Dumbbell Spring Clips for Workouts
1 Inch Barbell Clamps Spring Clips Dumbbell Locking Collars Weightlifting Gym US
2 Inch Dumbbell Spring Clips, Olympic Barbell Clamps Locking Collars