Y110/30/150 - Yale Classic Series Outdoor Solid Brass Long Shackle Padlock 30mm with Multi-pack -Double locking shackle -Extended 50mm long shackle -Self-latching mechanism Body material: Solid Brass/Natural Shackle material: Hardened Steel No. of padlocks: 1 No. of keys: 3 Security grading: 1 Corrosion rating: Outdoor Body width MM: 30 YE1/20 - Yale Essential Series Indoor Brass Standard Shackle Padlock 20mm Y110J/15/111/2 - Yale Classic Series Indoor Color Brass Padlock 15mm with Multi-pack (Pink/Blue/Orange) Y110/25/115 - Yale Classic Series Outdoor Solid Brass Padlock 25mm with Multi-pack