Cilindro viper 31/51 (82) 7ch (2a+5b) ch/ch cantiere frizionato
This Viper European cylinder has 10 tumblers and two series of rotating pins. It includes hardened spines to prevent drilling, and is nickel-treated. The package contains one cylinder, two rough bronze keys, five reversible nickel-plated master keys, a property card, and a fixing screw.
- The description claims the cylinder is resistant to bumping, picking, drilling, and forced rotor extraction.