Shandong Cord Rope Co., Ltd is a playground combination ropes manufacturer, supplier, and exporter in China since 2010, with 12000㎡ factory and 60 professional workers. We have been manufacturing playground steel core ropes and accessories for 10 years. Material: polypropylene or polyester or nylon with wire cables inside. Our products are mainly used for playground climbing equipments, rope courses, adventure parks, etc. Custom diameter: 16mm, 18mm, 20mm, 22mm,etc. Construction: 6 strand twist. Color: black, red, yellow, blue, green, brown, tan, etc.