4pcs FORD 6x9 5x7 6x8 to 5.25" 6.5" Car Speaker Adapter Plate With Wire Harness | eBay
American Hard Bag IP-14-5X7-6X9 Speaker Adapter Set 5×7 to 6X9 with Rear Wiring For 2014-2022 Harley Davidson® Lids WITHOUT Electric Lid Locks – Volunteer Audio
American Hard Bag IP-14-5X7-6X9-L Speaker Adapter Set 5×7 to 6×9 + Hertz SX690NEO Speakers For Harley Davidson® CVO Lids 2014-2022 WITH Electric Locks – Volunteer Audio
Amazon.com: Speaker Adapter Spacer Rings SAK006_55 Universal 5x7" or 6x8" to 6 1/2" 6.5-1 Pair - SAK006_55 : Electronics