The RockBoard Slider Plug is a super-compact pedal connector with adjustable plug position.  Only 75 mm (2 15/16") long from tip to tip and 12 mm (1/2") between the plugs, this connector will will bring your pedals even closer together by the shortest possible distance. 
 
The Slider Plug couples pedals with side-mounted jacks and helps keep your setup tidy and neat looking.
 
Features
pedal connector with adjustable plug offset
shortest possible distance between pedals
gold-plated connectors
6.3 mm / 1/4 in mono audio plugs on both sides
length (plug to plug): 12 mm / 1/2 in
offset (plug to plug) is adjustable from 0 - 20 mm (0 - 13/16")
colour:  chrome