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
RSC-R2UT-E16R - Supermicro 2U RISER, PCI-E X16 TO PCI-E X16 Riser Card Twin 2U RHS Passive PCI-E x16 to 1 x PCI-E x16. $69.93 $38.85
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