Cooler Master Caliber R3 Gaming Chair Adjustable Lumbar Support, 180° Reclining, Reinforced Steel Frame, Memory Foam, Breathable PU, Class 4 Gas Lift, 2D Armrests, Black: Caliber R3 Continuing the legacy of the Caliber R2 Gaming Chair, this Cooler Master Caliber R3 Gaming Chair offers a brand-new design with improved comfort and ergonomics. Designed specifically for those who spend an extensive number of hours staying seated for work as well as play, the Cal