Garland roller comprises either 3-roller or 5-roller joined together at the ends of their respective shafts by special lugs, to form a continuous 'chain' of roller. On either end of this 'chain', the shafts are connected to an attachment bracket which enables the roller set to be attached to the conveyor stringer structures.
串辊由三节托辊或五节托辊组成，并通过连接片把各个托辊轴的端部连接在一起，形成一个连续的“链条”。