Used Pioneer HPM 900 Loudspeakers for Sale | HifiShark.com
Pair Pioneer woofers HPM 900 12 inch recone 139763639
$50.00 Pioneer hpm-900 "customized". Mounted to the 3/8" aluminum plates are some Peavey 12" speakers, which are then bolted to the cabinets. Not original, but all the other drivers and the crossovers