Exact Fit Tweeter/Speaker Adapter Spacer Rings For Infiniti And Nissan - SAK047_125-1 Pair 1/4" thick adapters assure no clearance problems Utilizes existing vehicle mounting points, and requires no cutting or drilling Manufactured with 1.25" round cutouts that can be easily enlarged Also availabe in 2, 4, and 8 pair packs at significantly discounted price - See our other items