A console frame structure comprising: first and second frame modules (100a, 100b), each said frame module (100a, 100b) comprising respective first and second spaced apart leg frames (106a, 106b, 108a, 108b), and respective upper and lower elongated frame sections (102a, 102b, 104a, 104b), extending between and interconnecting the first and second leg frames (106a, 106b, 108a, 108b); at least one pivot connection (601, 602) between the second leg frame of the first frame module and the first leg frame of the second frame module, thereby allowing adjustment of a relative angle between the first and second frame modules (100a, 100b); each said pivot connection (601, 602) comprises a respective first pivot hinge piece (614, 634) attached to the second leg frame of the first frame module, a respective second pivot hinge piece (616, 636) attached to the first leg frame of the second frame module, and a respective third pivot hinge piece (622, 638), a corresponding support member (603, 604) comprising the third pivot hinge piece (622, 638), wherein the first, second and third pivot hinge pieces are pivotably connected, for each at least one pivot connection (601, 602), the respective support member (603, 604) is pivotably connected to the first and second frame modules (100a, 100b) by the pivot connection (601, 602), thereby allowing adjustment of relative angles between the support member (603, 604) and the first and second frame modules (100a, 100b), and characterized in that each said pivot connection (601, 602) further comprises a pin pivotably connecting the first, second and third pivot hinge pieces (614, 634; 616, 636; 622, 638). first and second frame modules (100a, 100b), each said frame module (100a, 100b) comprising respective first and second spaced apart leg frames (106a, 106b, 108a, 108b), and respective upper and lower elongated frame sections (102a, 102b, 104a, 104b), extending between and interconnecting the first and second leg frames (106a, 106b, 108a, 108b); at least one pivot connection (601, 602) between the second leg frame of the first frame module and the first leg frame of the second frame module, thereby allowing adjustment of a relative angle between the first and second frame modules (100a, 100b); each said pivot connection (601, 602) comprises a respective first pivot hinge piece (614, 634) attached to the second leg frame of the first frame module, a respective second pivot hinge piece (616, 636) attached to the first leg frame of the second frame module, and a respective third pivot hinge piece (622, 638), a corresponding support member (603, 604) comprising the third pivot hinge piece (622, 638), wherein the first, second and third pivot hinge pieces are pivotably connected, for each at least one pivot connection (601, 602), the respective support member (603, 604) is pivotably connected to the first and second frame modules (100a, 100b) by the pivot connection (601, 602), thereby allowing adjustment of relative angles between the support member (603, 604) and the first and second frame modules (100a, 100b), and characterized in that each said pivot connection (601, 602) further comprises a pin pivotably connecting the first, second and third pivot hinge pieces (614, 634; 616, 636; 622, 638).