Scroll Framec are used for Tapestry & Cross stitch. each Frame consists of two rods with screws, washers & wingnuts in the ends. Two Arms. Tape is stapled along the sides of the Rods, the canvas/fabric is stitched on to the tapes. The wingnuts & washers are removed from the screws & the arms are then attached to the screws.The wingnuts & washers are then reattached. Then the canvas is rolled untill it is taught & wingnuts & washers tightened.