... storage mechanism automatic coiling cable. Overview: JT series coil spring cable reel with worm as ... do not consume energy, reliable;2, by collecting ring - carbon brush power transmission structure, reliable ... ,30m series14004604506008001852567530012026417951503751905180489210452125500580550800100018641795300185675190521278921045240810051160268 JT Series Built-in Cable Reel Slip Ring