10Gbps USB 3.1 Type-A + Type-C PCI-e Controller Card PCI Express 4x to USB3.1 Type C + A Converter Adapter - AliExpress
SATA PCIe Card, 2 Ports, 6Gbps, Non-RAID - SATA Controller Cards | Add-on Cards & Peripherals | StarTech.com
2-Port Low-Profile Serial PCIe Card - LAVA Ports
StarTech.com 16 Port PCI Express Serial Card - Low-Profile - High-Speed PCIe Serial Card with 16 DB9 RS232 Ports - Add 16 RS232 serial ports (DB9) to your low or full-profile computer,
Amazon.com: StarTech.com 4 Port PCI Express Low Profile High Speed USB Card - PCIe USB 2.0 Card - PCI-E USB 2.0 Card (PEXUSB4DP) : Everything Else
Low Profile PCIe 4-Port RS-232 Serial Interface Card - Sealevel
GPU Low-Profile Power CablesATX Female / PCI-E Male to PCI-E Female (Left Angle/Right Angle/Butterfly) - Pactech
StarTech.com PCI Express Serial Card PCIe to RS232 DB9 Serial Interface Card 16C1050 UART COM Retention Low Profile Windows Linux - Office Depot
Low-Profile M.2 NVMe SSD to PCIe 4.0 Adapter with Heat Sink for 1U - Micro Connectors, Inc.
LP 4-Port SuperSpeed USB 3.0 PCIe Card - Quad Core
StarTech.com 4 Port USB 2.0 PCIe Card - Low Profile (PEXUSB4DP)
Amazon.com: StarTech.com 1 Port PCIe Network Card - Low Profile - RJ45 Port - Realtek RTL8111H Chipset - Ethernet Network Card - NIC Server Adapter Network Card (ST1000SPEX2L) : Electronics
Dual SATA (6G) PCIe Controller, Marvell 88SE9120 W Low Profile Bracket