Offset roller carrier and bottom bracket assembly

A bottom bracket assembly for a sectional door comprising:

• a bottom bracket adapted to be fixed to an edge stile of the door, the bottom bracket including a platen adapted to be positioned along a face of the stile and a side member connected with the platen and adapted to be positioned along a side of the edge stile;
• a lift pin engagement connected with the side member and extending a first distance in an outward direction from the side of the edge stile;
• a roller carrier including at least one receiver hole set adapted to receive a shaft of a roller through the receiver hole set, wherein the roller carrier is adjustably fixed with the platen to position the roller carrier along the outward direction with respect to the bottom bracket, wherein the connection of the roller carrier and the bottom bracket is adjusted along the outward direction, wherein the roller carrier is adapted to be fixed from any movement at multiple positions with respect to the bottom bracket along the outward direction, and wherein, when the roller is engaged with the roller carrier by the roller shaft received through the receiver hole set and the roller carrier is fixed from any movement at a selected position of the multiple positions, a wheel of the roller is positioned at a second distance in the outward direction from the side of the edge stile.