Cilindro viper 31/41 (72) 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 comes with one cylinder, two rough bronze keys, five reversible nickel-plated master keys, a property card, and a fixing screw.
- The description claims the cylinder resists bumping, picking, drilling, and forced rotor extraction.