Fits most vises! All Dyna-King Trim Bags mount directly under the vise on the shaft to better catch clippings. They are designed for convenient emptying. Simply grasp frame near mounting tab, squeeze slightly and pull the bag away. Made of soil resistant nylon. Impervious to most head cements. Available in 3" depth and works with pedestal or clamp vises. A great product from Dyna King.