GSR Sport Rear Axle Bolt 1/2" x 5.5" $6.49 Quantity discounts available QuantityPrice Quantity: -+ SKU: KN292 ABOUT THIS PRODUCT:GSR Sport Rear Axle Bolt 1/2" x 5.5"AboutAboutRear axle bolt for GSR Sport scooters. 1/2" x 5.5" HHCS. PMW part # 1413.