10m (33 ft) Firewire-400 (IEEE-1394a) cable, 6 pin to 4 pin - Unibrain - Your Firewire & USB professional solutions center
Amazon.com: 4 Pieces Firewire IEEE 1394 6 Pin USB Adapter Female F to USB M Male Cable Converter Firewire 6 Pin to Male USB 2.0 Adapter for Printer, Digital Camera, Scanner, Hard Disk : Electronics
Black IEEE 1394 6PIN Female to 1394b 9PIN male Firewire 400 TO 800 Cable 10cm
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FireWire 800 to 400, 1394b to 1394a, 9 Pin Male to 4 Pin Male Cable, B — Tera Grand
Amazon.com: Cmple - 15FT Bilingual FireWire 800/Firewire 400 Cable - IEEE 1394 High Speed Firewire 9 Pin to 4 Pin Cable for MacBook PC - 15 Feet Black : Everything Else