Padlock use: Recommended for general outdoor use; Suitable for securing boats and gates in the marine environment Maximum protection: Features a protected solid brass body for better corrosion resistance and an octagonal boron alloy handle with protection for optimal cutting resistance. Reinforced safety: 4-pin cycling for better strength and an octagonal handle made of chrome-plated boron alloy more resistent than cemented steel. DURABLE DESIGN: Double ball lock for better resistance to leverage effect; a protected lock; the padlock is made of stainless steel to resist the weather Features: 51 mm wide barrel with 10 mm diameter and 25 mm height, 2 keys included, Weight: 0.661386786 pounds, Manufacturer: Master Lock