Flip-Up Rip Fence Stop ensures repeatibility for a variety of operations. The perfect accessory for creating multiple stopped dadoes, grooves, molding bandsaw cuts & repetitive drilling and routing operations. \n \nThe 24" aluminum Extension Rail attaches to the T-Slot on top of the Rip Fence on Your Shopsmith Machine. It also attaches to the Fence Upgrade for Shopsmith Bandsaws and MARK V 500 Fence Upgrades. Just slide into position and lock with a quick twist of a knob. Twin washers hold the Rail parallel with the Fence when it's extended beyond the Fence end. \n \nThis Flip-up Stop slides into the Rail and locks with a knob. The Stops can be adjusted up to 32" from the center of the worktable on Your MARK V 510, 505 (31" on a MARK 7 / MARK V 520 / MARK 4 ). Fits on later Model 500's with T-slot on top. \n \nStop Levers are reversible to work on either side of the Fence. \n \nOrder extra Flip-Up Fence Stops so you can have multiple stops on your fence at any time.