Draper''s Scissor Lift not only conceals your projector above the ceiling and sets it exactly where you need it for a presentation, it also brings it down to within easy reach for service. This projector lift offers three positions: store, show and service. The Scissor Lift stabilizes projector both laterally and front-to-back with 3 sets of scissors, a patented feature. Two series of lifts are available that vary in extension length to service position and lifting capacity. SL Series & SLX Series. The SL Series feautures models with 4'' (1.2m), 6'' (1.8 m), 8'' (2.4 m), 10'' (3 m), and 12'' (3.6 m) travel ranges and 100 lbs. (45 kg) lifting capacity. SLX Series features models with 10''7" (305 cm), 14''2" (427 cm), 17''8" (518 cm), 21''3" (640 cm), 24''9" (731 cm), and 28''5" (853 cm) travel ranges and 350 lbs. (159 kg) lifting capacity.