Thumbscrew 1/4 - 20 x 1.75 inch. These are used to secure your corner skirting pieces on your spa in place. This part is the longer of the two thumb-screws available.
The Master Spa’s Grey Pop-up Speaker is a replacement for the speakers on your Master Spa series. Enjoy masterful sound as if you the band was playing right near your tub.
The Bussman Fuse Holder (Series CHM) is a fuse holder for your Swim Spa Junction Box. Multiple fuse folders can be grouped together and used for even bigger boxes.