Expandable square socket from 25 to 27 mm.
This socket is made up of a 10 mm diameter steel bolt, a black nylon body, a conical piece, and a washer, also made of steel.
It is mainly used on castors with an eye (with a central hole) for fixing in a tube by expanding the socket. It will simplify the assembly of your castors on each of your furniture items.
Available in different sizes, to be chosen according to the inner diameter of your tube.
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