Gefen | DVI Female-to-Female Coupler | ITM Components
PNGKNYOCN DVI Female to Female Coupler,DVI 24+5/DVI-I Serial Cable Signal Extender for Extend and Connect two DVI Cables(2-pack): Amazon.co.uk: Computers & Accessories
DVI Gender Changer Female to Female Coupler | TVCables
Premium DVI-D Coupler, Male to Female - from LINDY UK
Video Coupler - DVI Female to DVI Female I Black Box
DTECH DVI Adapter 90 Degree DVI-I Female to DVI-D Male Right Angle Connector Converter Installed in Little Space 1080P Digital Video for Computer Monitor PC Older Projector TV: Amazon.co.uk: Computers & Accessories