RSC-R1UW-2E16 - Supermicro PERIPHERAL, 1U LHS WIO RISER CARD WITH TWO PCI-E X16 SLOTS Riser Card 1U LHS Passive WIO to 2 x PCI-E x16. $83.27 $46.26
RSC-R1UFF-E16 - Supermicro PERIPHERAL, 1U LHS FATTWIN RISER CARD WITH PCI-E X16, FOR SPARE PART & RMA USE P PCI-E x16 3.0, Black/Green $75.56 $41.98
Supermicro PERIPHERAL, RSC-R2U-2E8 RSC-R2U-2E8, signal 2x PCI-E x8 2.0, output 2x PCI-E x8 2.0, 2U, LHS $99.76 $55.42
Supermicro PERIPHERAL, RSC-R1UU-UE16 Riser Card Standard 1U LHS Passive UIO to 1 x UIO (PCI-E x8), 1 x PCI-E x16. $86.45 $48.03