ProX ProX XT-BT12PVT Center Pivot Hinge Bolted Truss variable corner Articulating Block with one side connector MSRP: $499.99 MAP: $299.99
ProX ProX XT-BT12BLOCK Block for 12" Bolted Truss, Connects to 12" & 16" MSRP: $2,959.99 MAP: $1,479.99