NÜOBELL 232 Silver One hex key 5mm is

One hex key 5mm is required to mount the adapters

Same handle for 550 and 580 models

NÜOBELL – Handle replacement instructions video – YouTube

The NÜOBELL 232 adjustable dumbbells deliver 32 kg of on-demand resistance in a compact footprint that replaces 16 pairs of fixed weights

This is a precision instrument that commands respect

NÜOBELL 232 Silver One hex key 5mm isThe NOBELL 232 adjustable dumbbells deliver 32 kg of on demand resistance in a compact footprint that replaces 16 pairs of fixed weights. One twist of the aluminum handle shifts from 2 kg to 32 kg in 2 kg increments, keeping drop sets and supersets uninterrupted. Patented twist handle mechanism Selects your next weight in one motion, so a drop set never waits on a rack. Machined aluminum handle and flat head design Hold the balance and rack stability