Startech 16in Parallel Port Header Cable Adapter The PLATE25F16LP DB25 to IDC26 Parallel Port Bracket adds a DB25 parallel port to the rear panel of a low profile/small form factor computer, which connects to an IDC26 header connector on the motherboard. Backed by Lifetime Warranty and constructed of only top quality components, our Parallel Port Header Cable offers a cost-effective solution for adding a Parallel device connection using a compatible motherboard.