Sierra 75 is a 12-strand single braid of Dyneema® SK75 UHMPE fiber enhanced with Yale’s Maxijacket High Performance coating. Designed in the likeness of our Ultrex, this product was created utilizing our unmatched engineering and manufacturing processes. Built tough and designed for enhanced strength to meet the demands of your application.For technical information, please download the Sierra 75 product data sheet.
Sierra 78 is a 12-strand single braid of bio-based Dyneema®, an Eco Sustainable fiber. Made with bio-based feedstock, this fiber maintains the unique properties of Dyneema® while providing a more sustainable solution without compromising final product performance. Yale is excited to be one of the first to partner with DSM Protective Materials on this commitment to realize a more sustainable product. Choose Sierra 78 for exceptional performance and a certified green product for your equipment.For technical information, please download the Sierra 78 product data sheet.
Ultrex is a 12-strand single braid of Ultra High Molecular Weight Polyethylene (UHMWPE) fiber from DSM Protective Materials and enhanced with Yale’s Maxijacket High Performance coating, which supplies superior abrasion resistance. Ultrex's braid angles and twist level are designed to optimize break strength and keep stretch low.