Product description
This set consists of 4 collars with a longer thread and is intended for the Newton Fitness Adjustable Dumbbell Set 2 x 20 kg (4 to 20 kg).
You can make the dumbbells heavier with extension sets. From 36 kg per dumbbell, you need these 4 collars with a longer thread so that all plates fit on the dumbbells.
Place a collar with a longer thread on each side of the dumbbells and train from now on with a weight above 36 kg!
Specifications
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