An aircraft storage bin comprising: a storage bin (106, 406) including an upper surface; a door (102, 102a; 402, 402a; 502; 602; 602a) hingeably coupled to the storage bin, wherein the door (102, 102a; 402, 402a; 502; 602; 602a) and storage bin (106, 406) at least partially define an enclosed storage bin space when the door (102, 102a; 402, 402a; 502; 602; 602a) is in a closed position; a pivot mount attached to the upper surface of the storage bin (106, 406); a hinge body member extending from the pivot mount toward the door (102, 102a; 402, 402a; 502; 602; 602a) of the storage bin (106, 406), the hinge body member having a first portion rotatably coupled to the pivot mount; a piston member carried by the hinge body member, the piston member having a first end (160, 280c) coupled to the hinge body member and a second end (154, 252) coupled to the door (102, 102a; 402, 402a; 502; 602; 602a) such that the piston member is carried downwardly when the hinge body member pivots downwardly, wherein the piston member actuates as the door (102, 102a; 402, 402a; 502; 602; 602a) is moved from the closed position to an open position; and an extension member that bridges a gap between the door (102, 102a; 402, 402a; 502; 602; 602a) and the upper surface of the storage bin, the extension member having an end hingedly coupled to the door (102, 102a; 402, 402a; 502; 602; 602a); wherein said gap corresponds to a distance that an upper edge of the door is positioned laterally relative to a position of the upper edge prior to installation of said extension member, such that the enclosed storage bin space is larger relative to the storage bin space prior to installation of said extension member characterized in that the hinge body member has a second portion releaseably attached to the upper surface of the storage bin (106, 406) such that the second portion can pivot downwardly when the second portion is released from the upper surface. a storage bin (106, 406) including an upper surface; a door (102, 102a; 402, 402a; 502; 602; 602a) hingeably coupled to the storage bin, wherein the door (102, 102a; 402, 402a; 502; 602; 602a) and storage bin (106, 406) at least partially define an enclosed storage bin space when the door (102, 102a; 402, 402a; 502; 602; 602a) is in a closed position; a pivot mount attached to the upper surface of the storage bin (106, 406); a hinge body member extending from the pivot mount toward the door (102, 102a; 402, 402a; 502; 602; 602a) of the storage bin (106, 406), the hinge body member having a first portion rotatably coupled to the pivot mount; a piston member carried by the hinge body member, the piston member having a first end (160, 280c) coupled to the hinge body member and a second end (154, 252) coupled to the door (102, 102a; 402, 402a; 502; 602; 602a) such that the piston member is carried downwardly when the hinge body member pivots downwardly, wherein the piston member actuates as the door (102, 102a; 402, 402a; 502; 602; 602a) is moved from the closed position to an open position; and an extension member that bridges a gap between the door (102, 102a; 402, 402a; 502; 602; 602a) and the upper surface of the storage bin, the extension member having an end hingedly coupled to the door (102, 102a; 402, 402a; 502; 602; 602a); wherein said gap corresponds to a distance that an upper edge of the door is positioned laterally relative to a position of the upper edge prior to installation of said extension member, such that the enclosed storage bin space is larger relative to the storage bin space prior to installation of said extension member characterized in that the hinge body member has a second portion releaseably attached to the upper surface of the storage bin (106, 406) such that the second portion can pivot downwardly when the second portion is released from the upper surface.