The GKC-3/5/10 are 13-pin cables for connecting GK-compatible guitar gear, including the VG-88 V-Guitar System and the GR-33 Guitar Synthesizer. These cables are available in lengths of 10 feet (GKC-3), 15 feet (GKC-5) and 30 feet (GKC-10) to get the job done!
You need it. Have a spare on hand just in case. Order today.