PIN

A system, including a pin having a first cylindrical portion defining a first central axis and a second cylindrical portion defining a second central axis that is parallel to and offset from the first central axis, a first plate with a first aperture matching with the cross section of the first cylindrical portion; a second plate with a second aperture matching with the cross section of the second cylindrical portion, the second plate lying against the first plate where the first cylindrical portion of the pin is inserted in the first aperture and includes a first surface that axially abuts against the second plate and wherein the second cylindrical portion of the pin is inserted in the second aperture and includes a second surface that axially abuts against the first plate.