Function: Car audio speaker spacer ring aid in audio speaker installation, play an important part in reducing resonance and making the speakers stronger. Replace new car speaker spacers adapter, provide better sound quality, fixed speakers to reduce door resonance. The ring mounting bracket is good partner for mounting new speaker. You can install the speakers you want by adding extra depth. Material:Speaker mounting bracket ring made of good ABS material, will not oxidize moisture-proof, durable, wear-resistant, long service life, smooth surface, not easy to fade, no scratches.Specification: Material: ABS Fit for Speaker Dia: 6.5" Depth: 19mm / 0.75" Inner Diameter: 145mm / 5.71” External Diameter 1: 195mm / 7.68" External Diameter 2: 170mm / 6.69” Appropriate for: The speaker ring fits most 6.5 inch speakers. for Nissan Murano 2003-2019 for Nissan Armada 2004-2015 for Nissan Cube 2009-2015 for Nissan Frontier 2011-2019 for Nissan Juke 2011-2019 for Nissan Maxima 2004-2019 for Nissan Pathfinder 2005-2019 for Nissan Quest 2004-2017 for Nissan Rogue 2008-2015 for Nissan Sentra 2004-2018 for Nissan Titan 2004-2019 for Nissan Versa 2007-2020 for Nissan Almera(N16)2000-2006(F) for Nissan Juke(YF15)2010-(F) for Nissan Livina2007- for Nissan Micra(K12/K13)2003-(F/R) for Nissan Note(E11)2005-2013(F) for Nissan Note 2013- for Nissan NV200(M20N)2009-(F/R) for Nissan Pulsar 2015-(F) OE Number:DoesNotApplyItem List:2 Set Subwoofer Speaker Spacer