Spro Slow Pitch Assist MonoSPRO's Slow Pitch Assist Mono features a monofilament core that offers superior stiffness and abrasion resistance compared to fluoro, as well as two colors and sizes to suit your preferences. Each package includes 6m of cord for tying. Make your own assist hooks and determine your length and style to fit the jig you're using. Description Premium Japanese Assist Line Three Core Styles for Tying Own Assist Hooks More limp Material Good for inactive fish