SuperMicro TwinPro System 1U PCIe x16 Riser Card W/Bracket P/N: RSC-R1UTP-E16R

Supermicro RSC-R1UG-E16R-X9 1U Passive PCIe x16 Riser Card

Supermicro RSC-R1UG-E16R+II 1U Passive PCIe x16 Riser Card

Supermicro RSC-R1UW-E16 1U LHS WIO Riser card with one PCI-E x16 slot

SuperMicro 1U RSC-R1UG-E16R-UP PCIe x16 Server Riser Card Tested Working

Supermicro RSC-R1UU-E8R+ Rev 1.0 1-Slot PCI-E x8 1U Server Riser Card

SuperMicro 1u Passive PCI-Express x16 Riser Card P/N: RSC-R1UG-E16R-X9 Tested

Supermicro RSC-R1UW-2E16 / RSC-R1UW-E8R 1U WIO PCI-Express Riser Cards W/Bracket