Adding some reinforcement to the cabinet is always a good thing.
Building guitar amp speaker cabinets.
It was only for the pine enclosu.
Many guitar speaker cabinets do not have a back but this can decrease the sound.
This will leave sufficient headroom above the side by side 10 inch speakers to mount the filmosound on a sliding shelf much like vox did with vintage ac30 combos.
You can find purpose built hardware like corner guards handles and similar or you can go with a diy approach.
Primarily the cabinet is a convenient way of housing the speaker so it should be solidly built to ensure no joint vibration unpleasant buzzing and be strong enough to withstand hard use.
You can create a full back quarter or half back if you prefer.
As you might know i m really into guitars and guitar equipment right now.
Create a piece of wood large enough to contain the input jack and long enough to span the inside of the guitar speaker cabinet.
The box design is acoustically less critical than that for hi fi or pa systems but proper construction is essential.
In terms of diy guitar amp cabinet hardware you have a variety of choices.
As guitar speakers are different so their cabinets are different.
Taking some inspiration from michiel helsloot s elektra 185 amplifier i decide to build a taller than standard combo cabinet.