Pre-drilled Medium Density Fibreboard Pairs Allows speakers to clear objects behind them

4" 102mm MDF Spacer 16mm Depth The AP314 speaker spaces are designed for 4 inch speakers.

5"- 6" 127-152mm MDF Spacers 16mm Black The AP3151B speaker spaces are designed for 5 to 6 inch speakers.

6 1/2" 165mm MDF Spacer, 16mm The AP3161 speaker spaces are designed for 6.5 inch speakers.

6 x 9" - 7 x 10" MDF Speaker Spacers Ideal for custom installations as they can be reshaped if necessary and covered...

6 x 9" 152-228mm MDF Spacer 16mm The AP3181 speaker spaces are designed for 6 inch x 9 inch speakers.