BlingKingdom 4pcs Spring Collar Clips 1 inch Dumbbell Barbell Clamp Collars...
$10.18
The hole size of each dumbbell spring ring is about: 25 mm / 0.98 in, colour: black. Made of high quality steel and ABS, strong and durable, not easy to rust, not easy to break, non-slip and anti-loose.
