If you happen to selected an incorrect cleat insert system, no worries! Simply ship back and the complete purchase price, and initial shipping chargers will be refunded, or applied to the right item. You'll only be responsible for shipping the incorrect items back to us for credit. In the event we've made some error, we'll surely make it right. At www.golfspikes.com, we want to earn your long-term business! As always, If you have questions, don't hesitate to call us at 800-638-0075 Thank you!