Milsco V3400 Black Vinyl - 3 bolt slide puck mounting pattern - W/ op switch The KM 101 Uni Pro? Bucket Seat is a comfortable, quality made seat that is suitable as a replacement seat for lawn mower and turf equipment to add maximum comfort while you're busy at work. This seat features a 3-bolt mounting pattern and 11.79" high backrest. Features: Milsco V3400 Seat Heavy-duty Black Vinyl covering Durable blow molded plastic frame is corrosion resistant Ergonomical cushions to ensure operator comfort Vacuum formed waterproof vinyl Seat dimensions: 17.47" x 11.79" x 17.62" (W x H x D) 2 front slide pucks and 1 rear recessed slide puck 3-bolt mounting pattern Mounting pattern: 6" x 5" (W x L) Comes standard with 4-prong normally closed operator presence switch Applications: Multiple Applications for Lawn Garden Tractor, Lawn Mower and Turf Equipment: May Fit Some Models - Check Bolt Pattern to Ensure Proper Fit (W x L - 6" x 5")