Advent 10" Speaker Foam Surround Repair Kit - Flat-attach Roll, Metal or Masonite Disk Some of the models that use this foam include: Advent 1, Advent 2, Advent 3, Advent 4, 2004, 4002, 5000, 5002, 5012, 2201474, 2208725 (10-990-536), 2208303, 2208917, 10990422, 10990536, 10990605, 25th Anniversary, A2, A3, A4, Anniversary, New Large Advent, NLA, NLA's, Powered Advent, Advent Utility, U3, U4 and others that match the measurements below Complete 2 speaker foam surround installation kit - 10 inch Same surround that professional reconers use; NOT cheap Chinese imitations! Easy to follow step-by-step installation instructions and videos FREE phone support at 1-800-397-9575 and FREE shipping within the U.S.