Cradle fastening system type D 16 cm This fastening system for the cradle has superior durability characteristics. All KBT fastening systems are made of galvanized steel. Dimensions: 16 cm total length 24 cm, ring type D+ ideal for wood, which prevents twisting 6 cm threaded length KBT is one of the largest producers of accessories and components for playgrounds. They stand out both for their excellent quality and high production standards and the variety of products.
