Base supplement for X91 hinges. It has an eccentric adjustment by means of a screw that allows an adjustment of ± 2mm. It is also installed by means of two euro screws with an entry depth of 12 mm. The piece is made of steel of excellent resistance and durability, with a nickel-plated finish designed to be used with the hinges of the same style.

It is very easy to attach to the hinge. Thanks to its slide and clip mechanism. In addition, it is compatible with all hinges of the X91 line.