Made for Suzuki vehicles. This is for 16cm speakers. Outer diameter: 175mm Inner diameter: 130mm Thickness: 9mm 12mm thickness also available. Can be changed for an additional 50 yen. Please let me know before purchasing if you would like to make a change. Material is MDF. Stainless steel bolt and nut sets for baffle fixing are also available. Normally 500 yen, but will be included for a total of 1750 yen when purchased as a set. Please let me know if you need them. Simple waterproofing will allow for long-term use. MR Wagon R, H18~ MF33s (front, rear) Every H17 August ~ DA64W / DA17V / DA17W (front) Swift H16 November ~ ZC11s / ZD11s / ZC21s / ZD21s / ZC31s / ZC32s / ZC71s / ZC72s / ZD72s (front, rear) Cervo H18 November ~ HG21s (front, rear) Palette H20 January ~ mk21s (front) Lapin H20 November ~ he22s / he33s (front, rear) Wagon R H15 ~ mh21s / mh22s / mh23s / mh34s / mh44s Solio MA15S / MA26S / MA36S Alto H21~ HA24s / HA24v Alto Turbo RS HA36V / HA36S Ignis FF21S Escudo TDA4W / TDB4W Splash H20 October ~ XB32S Spacia MK32S / MK42S Hustler MR31S / MR41S SX4 H18 July ~ YA11S / YB11S / YA41S / YB41S (front) If you need rear baffles for models that only have front baffles listed, please inquire separately. Other various baffles can be made. Please feel free to ask anything.