A covering for an architectural structure, said covering comprising: a headrail assembly; a bottom rail assembly supported relative to said headrail assembly via one or more lift cords (48, 50), said bottom rail assembly comprising: a bottom rail including a first wall and a second wall, said bottom rail further including first and second rail retention elements provided in operative association with said first and second walls, respectively; a separate cover configured to be coupled to the bottom rail such that said bottom rail and said cover at least partially define an interior volume of said bottom rail assembly, said cover including first and second cover retention members configured to be snapped into position relative to said first and second rail retention elements, respectively, of said bottom rail to secure said cover to said bottom rail; a lift system comprising at least one system component mounted to said bottom rail such that said at least one system component is supported within said interior volume of said bottom rail assembly by said bottom rail, characterized in that said at least one system component comprising a lift station including at least one lift spool (66, 68) and a housing; and said covering further comprising: at least one spool clip (170, 171) configured to be temporarily installed relative to the lift station during the installation process to prevent rotation of the lift spool (66, 68) relative to the housing, the spool clip (170, 171) having a clip body configured to be installed around an outer perimeter of the housing and a locking tab configured to extend through the housing into a corresponding locking feature of the lift spool. a headrail assembly; a bottom rail assembly supported relative to said headrail assembly via one or more lift cords (48, 50), said bottom rail assembly comprising: a bottom rail including a first wall and a second wall, said bottom rail further including first and second rail retention elements provided in operative association with said first and second walls, respectively; a separate cover configured to be coupled to the bottom rail such that said bottom rail and said cover at least partially define an interior volume of said bottom rail assembly, said cover including first and second cover retention members configured to be snapped into position relative to said first and second rail retention elements, respectively, of said bottom rail to secure said cover to said bottom rail; a lift system comprising at least one system component mounted to said bottom rail such that said at least one system component is supported within said interior volume of said bottom rail assembly by said bottom rail, characterized in that said at least one system component comprising a lift station including at least one lift spool (66, 68) and a housing; and said covering further comprising: at least one spool clip (170, 171) configured to be temporarily installed relative to the lift station during the installation process to prevent rotation of the lift spool (66, 68) relative to the housing, the spool clip (170, 171) having a clip body configured to be installed around an outer perimeter of the housing and a locking tab configured to extend through the housing into a corresponding locking feature of the lift spool. a bottom rail including a first wall and a second wall, said bottom rail further including first and second rail retention elements provided in operative association with said first and second walls, respectively; a separate cover configured to be coupled to the bottom rail such that said bottom rail and said cover at least partially define an interior volume of said bottom rail assembly, said cover including first and second cover retention members configured to be snapped into position relative to said first and second rail retention elements, respectively, of said bottom rail to secure said cover to said bottom rail; a lift system comprising at least one system component mounted to said bottom rail such that said at least one system component is supported within said interior volume of said bottom rail assembly by said bottom rail, characterized in that said at least one system component comprising a lift station including at least one lift spool (66, 68) and a housing; and said covering further comprising: at least one spool clip (170, 171) configured to be temporarily installed relative to the lift station during the installation process to prevent rotation of the lift spool (66, 68) relative to the housing, the spool clip (170, 171) having a clip body configured to be installed around an outer perimeter of the housing and a locking tab configured to extend through the housing into a corresponding locking feature of the lift spool.