JL AUDIO 98198, HD_STACK_KIT: Amplifier Stacking Hardware Kit, HD/MHD
Amplifier Stacking Hardware Kit for JL Audio HD and MHD Amplifiers
This hardware kit allows you to stack one HD or MHD amplifier onto another. By using multiple kits, it is possible to stack multiple HD and MHD amps. The kit includes four specifically engineered mating bolts, and four threaded, alloy stacking caps.