Universe II Large Sized Chart, 59 x 42 Inch, The poster sized chart is good fit for bulletin boards and walls, Illustrates major stages in the evolution of the universe starting with the Big Bang, Provides a summary of modern cosmology
Premium Clamp - Two Prong with Bosshead, Heavy duty spring loaded clamp jaw with dual screw adjustment to fine tune any fitting, 2 Vinyl Coated Clamp Tongs, 7 cm maximum clamp opening, Bosshead accepts up to 18 mm rods, mounted on swivel boss head