Bose 10" Speaker Foam Surround Repair Kit - 10 Inch Fits Bose InterAudio 4000 XL, Omnivector Model 1, SA-1000, SA1000, SA-500 (InterAudio), SA500, 117934 and others that match the measurements Same surrounds that professional reconers use; not cheap Chinese imitations! Complete 2 speaker foam surround installation kit - 10 inch 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.