An external fixation system comprising: a first ring member ; a second ring member ; and an adjustable length strut having a longitudinal axis; wherein the external fixation system further comprises: a first strut attachment member pivotably coupling the first ring member to the adjustable length strut , the first strut attachment member being coupled at a first end to the first ring member and at a second end to a first end of the adjustable length strut ; and a second strut attachment member , wherein the second strut attachment member is configured to pivotably couple the second ring member to the adjustable length strut , the second strut attachment member being configured to be coupled at a first end to the second ring member through a ring connector portion and, at a second end, to a length of the adjustable length strut through a coupling portion , wherein an intermediate portion is pivotably coupled to the ring connector portion and the coupling portion , the intermediate portion defining a longitudinal axis (L1), and characterized in that the adjustable length strut is configured to be translatable along its longitudinal axis with respect to the coupling portion . a first ring member ; a second ring member ; and an adjustable length strut having a longitudinal axis; wherein the external fixation system further comprises: a first strut attachment member pivotably coupling the first ring member to the adjustable length strut , the first strut attachment member being coupled at a first end to the first ring member and at a second end to a first end of the adjustable length strut ; and a second strut attachment member , wherein the second strut attachment member is configured to pivotably couple the second ring member to the adjustable length strut , the second strut attachment member being configured to be coupled at a first end to the second ring member through a ring connector portion and, at a second end, to a length of the adjustable length strut through a coupling portion , wherein an intermediate portion is pivotably coupled to the ring connector portion and the coupling portion , the intermediate portion defining a longitudinal axis (L1), and characterized in that the adjustable length strut is configured to be translatable along its longitudinal axis with respect to the coupling portion . a first strut attachment member pivotably coupling the first ring member to the adjustable length strut , the first strut attachment member being coupled at a first end to the first ring member and at a second end to a first end of the adjustable length strut ; and a second strut attachment member , wherein the second strut attachment member is configured to pivotably couple the second ring member to the adjustable length strut , the second strut attachment member being configured to be coupled at a first end to the second ring member through a ring connector portion and, at a second end, to a length of the adjustable length strut through a coupling portion , wherein an intermediate portion is pivotably coupled to the ring connector portion and the coupling portion , the intermediate portion defining a longitudinal axis (L1), and characterized in that the adjustable length strut is configured to be translatable along its longitudinal axis with respect to the coupling portion . <EOS>