Mono 1/4" Jack-Jack connector for connecting guitar effect pedals. Saves space on your pedalboard, keeps it tidy and looks professional! Nickel plated . High quality construction. Designed and built by Rotosound. Mono 1/4" Jack-Jack connector for connecting guitar effect pedals. Saves space on your pedalboard, keeps it tidy and looks professional! Nickel plated . High quality construction. Designed and built by Rotosound.