The Kupo Lowboy Junior Roller Studio Stand is a hybrid combo stand consisting of a steel base with aluminum riser sections for the best mix of strength while keeping the weight down. The universal combo head features both junior 1-1/8" and baby 5/8" receivers as well as a retractable flip down baby pin. Oversized brake castings give this short brute an impressive load capacity of 55lbs. The steel base features smooth rolling locking casters. The legs fold up and lock in place against the main riser section for easy transportation and storage. the Lowboy Junior Roller has one leg can be extended for increased stability, and one leveling leg that can be extended to level the stand on inclines or uneven surfaces such as a flight of stairs. This stand has a maximum operating height of 47.2" and a minimum operating height of 31.9"