4 mm chain with fabric sleeve to prevent damage to the bicycle #39;s paintwork The chain is made of special steel 3-digit code (non resetable) German Technology. Spesifikasi: Tebal Rantai: 4mm (model rantai cincin oval, terbuat dari bahan logam anti karat yang sangat keras) Panjang: 110cm Berat: 260 Gram. Warna: Hitam.