Check the listing for details. Westcoast 650SX 650X2 exhaust pipe HD lower mount bolt 750 SX Kawasaki Jetski. Condition: New. Listed at 13.70 USD. NOTE: This listing is for one heavy duty washer/bolt/lock washer set. No other parts are included! Heavy duty lower mount bolt and washer fits Westcoast, Team Butch, R&R Jettech, Ocean Pro (PRO), and Jetsports cast aluminum aftermarket 650SX and 650X2 Jestski pipes. Also fits the new PJS cast aluminum 650 pipes that have recently become available. Heavy duty, .1875” thick 6061 stainless steel washer (waterjet cut) and stainless steel bolt/lock washer securely hold the exhaust manifold mounting point of the pipe. No more ugly washer stack or cupped / damaged washers….this part is clean looking and engages more of the casting surface for a solid hold. You are buying 1 washer/bolt/lock washer set. No other parts are included. Please ask any questions you have before buying.