JL Audio Amplifier Stacking Hardware Kit f/HD & MHD Amplifiers (HD STACK KIT)

Amplifier Stacking Hardware Kit for HD & MHD Amplifiers (HD STACK KIT)

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.