Bass reflex tuning port, Ø 150 mm, black plastic. Length: 6" / 148.1 mm
Power Jack, Chassis mount incl. Screws,nuts and washers
Fuseholder, Chassismount, 5x20 mm IP 40 Rated voltage: 250 VAC Rated current: 10 A (VDE), 16 A (UL/CSA)
Fits for most american made amplifiers