Hinge Kit Fits Square Base Size 34 in Compatible Grainger Part Number 56JN95 56JP09 56JP10 56JP11 56JP12 56JP13 Material Galvanized Steel Includes Hardware Kit Reinforcement Angles Retaining Cable For Fan Type Downblast Fans Upblast Fans For Fan Mounting Type Roof Mount Container Capacity Not Applicable Standards AMCA NFPA 96 UL 762 Compatible Manufacturer Model Number CUBE-220 CUBE-220HP CUBE-240 CUBE-240HP CUBE-240XP CUE-240 CUE-240HP