The 8510 Hardware Kit lets you mount up to three Door Hinge Jigs (8530-8541), or Commercial Door Hinge Jig (8545), to a Double Track for consistent and even spacing. Includes hardware and three replaceable MDF backers that serve as the zero-clearance fences. Does not include Double Track. See Components - TRACK section for the Double Track

• Best way to mount multiple door hinge jigs.
• Lets you mount up to three Door Hinge Jigs (8530-8541), or Commercial Door Hinge Jig (8545), to a Double Track for consistent and even spacing.
• Includes hardware and three replaceable MDF backers that serve as the zero-clearance fences.
• Does not include Double Track.  See the double-track product page.