JL AUDIO SPACERS/BACKING PLATES Size:JL 10" you can use this as

you can use this as a backing plate for more support

In some applications there's not enough depth for the speaker to fit in the hole

-JL AUDIO M10 or MX

Select Different Sizes Depending on what SPEAKER or SUBWOOFER you have:

JL AUDIO SPEAKER AND SUB WOOFER SPACER/BACKING PLATES

JL AUDIO SPACERS/BACKING PLATES Size:JL 10" you can use this asJL AUDIO SPEAKER AND SUB WOOFER SPACER BACKING PLATES Made out of: 1 2" Starboard (White) Cut on a CNC to Perfection! Select Different Sizes Depending on what SPEAKER or SUBWOOFER you have: JL AUDIO M6. 6 or MX JL AUDIO M7. 7 or MX JL AUDIO M8. 8 or MX JL AUDIO M10 or MX These can be used if you can't fit your speaker in the area you would like it to be. In some applications there's not enough depth for the speaker to fit in the hole. With this Spacer