Truxedo 15-21 Ford F-150 5ft 6in Sentry CT Bed CoverThe RealTruck(R) Sentry CT hard roll up tonneau cover is the best of both worlds, with no compromise. Offering easy full bed access, cargo protection, weather and theft resistance, and low profile good looks, Sentry CT is the ultimate upgrade in cargo protection. The Sentry CT features RealTruck's all weather RTxTechWeave(TM), a patented 5 layer, 120 grade tight weave canvas engineered to maintain an everclean appearance while withstanding nicks and