Left outer seat mounting (view looking front to rear)
Front most bolt clamps leading edge of adapter plate at stock seat attachment point in stock seat support crossbrace. Moving rearward, the next two bolts clamp the Cobra seat mount and adapter plate to the top of the stock seat perch. Rear most bolt clamps trailing edge of seat mount to adapter plate. All bolts, lock nuts and washers are 3/8" SAE Grade 8. Inner seat mount is attached similarly.