A conveyor system aligner, method of aligning and continuous aligning belt includes providing a belt support assembly having a generally vertical support surface and a channel defined in the support surface. A belt drive propels the aligning belt along the support surface and items, such as cartons, are conveyed past the aligning belt. A continuous aligning belt is provided that has a contact portion and a guide member. The contact portion has a contact surface and a glide surface. The glide surface is configured to travel along the support surface. The guide member is adapted to be captured by the channel and travels in the channel to support the aligning belt.