The Magswitch Dual Roller Guide tool attachment is for use with the Magswitch Workholding System. Mounts to the Universal Mounting Base and MagJigs (each sold separately). Features core advantages of Magswitch including fast, strong set up anywhere on a steel table or cast Iron fence. Features a dual set of roller bearing supports for firm yet smooth gliding of wood through a blade. Includes micro adjustment for fine tuning to 90 degrees. Ideal for resawing on band saws, a second hand to support raised/long or tall panels on table saws, general infeed outfeed support on tables or fences. Low profile design for use on your smallest tables. Listed as MT10130K in catalog.