Upgrade Pentagram introduces our five colour concept. Upgrade X8 consists of advanced fibres braided with Japans latest technology to offer a premium braid. YGK WX braiding technology is woven to offer the least stretch and tightest line body. Employing the most advanced filament, Ultra 2 PE, to achieve approximately 40% more maximum strength compared to standard spectra braided lines. Upgrade X8's 8-strand body offers the smoothest line surface, its hard coating prevents tangle, abrasion and water absorption.