RETRACTABLE 3/16"X9' CABLE. The 3/16" x 9' retractable galvanized wire cable eases load impact for construction professionals and at heights. Its lightning quick-acting inertial brake mechanism will help workers fall more carefully if a fall occurs Its compact size makes it simple to install and relocate as your workplace changes. It also features a glass-filled nylon box which contributes to unrivaled impact strength. alloy steel anchor.