Oval steel locking ring with wide opening. Is tightened with a wrench and is used to permanently secure an Express or as a replacement for a carabiners.
When it comes to your safety, you should not do without the Petzl Go in the 8 mm version when it comes to your equipment. This oval steel locking ring is tightened with a wrench. The breaking load is 30 kN. The Maillon Rapide, also known as the Mayo, is used when climbing either to permanently secure an express or as a replacement for a carabiners.