Home Anchor & Docking Anchor & Dock Fender & Dock Lines Hollow Braid Polypropylene Rope (Yellow, Diameter 3/8″, Length 20′) Seasense Hollow Braid Polypropylene Rope (Yellow, Diameter 3/8″, Length 20′) $5.99 Hollow Braid Polypropylene Rope (Yellow, Diameter 3/8", Length 20') quantity Add to cart Product Details Product Details Yellow. Diameter 3/8″. Length 20′. Break strength 1,500 lbs. Safe working load: 159 lbs.