Nikon AF SC-17 TTL off-camera extension sync cord, coiled, (flash to ISO); EUC | eBay
Amazon.com : PHOLSY I-TTL-Off-Camera Flash Sync Cord for Nikon DSLR - 6.5' (2 m) Replaces Nikon SC-28 : Electronics
Nikon SC-14 Flash Coupler Cable Sync Cord TTL F3 SB-16 off camera | eBay
Nikon SC-14 flash sync sensor remote TTL cord for F3 cameras (Pre-owned) - Camera Concepts & Telescope Solutions
1pcs 2.5 mm 2.5mm to Male Flash PC Sync Cable cord length for canon nikon sony to flash light as yongnuo flash|for canon|pc syncpc sync cord canon - AliExpress
Amazon.com: Bindpo TTL Off-Camera Cord,Camera Flash Sync Extension Cord with Assist Lamp,Stretchy Cord Remote Control Photography Accessory, for Nikon Camera : Electronics
Other Useful Nikon Flash Accessories
I-ttl Off Camera Flash Sync Cord For Nikon D3000,d3100,d5000,d5100,d7000 Sb-700 Sb-800 Sb-900 Sc-28 Sc-17 1.8m - Flashes - AliExpress
ALZO Off Camera Sync Cord for Nikon iTTL 40 Inches - ALZO Digital
Nikon SC-19 Multi-Flash Sync Cord - The Camera Shop In Bryn Mawr
Amazon.com : Foto&Tech Male to Male M-M Flash PC Sync Cable Cord 12-Inch Coiled Cord with Screw Lock Compatible with Nikon, Canon, and Most DSLR Cameras Flash Trigger (Male to Male Flash
Amazon.com : PHOLSY I-TTL-Off-Camera Flash Sync Cord for Nikon DSLR - 6.5' (2 m) Replaces Nikon SC-28 : Electronics