Are you looking for a professional and practical roller shutter garage door lock? Our roller shutter garage door lock is designed to meet your needs. Made of sturdy metal material, it is durable and built for long-lasting use. Features fine workmanship, practicality, and durability. Features - Color: Silver - Material: Metal - Size: 21.00 x 3.50 x 2.00 cm / 8.25 x 1.38 x 0.79 in - Extension length: 280 mm - Hole distance: 24 mm / 150 mm - Thickened lock fixation area, hardened and thickened metal lock body, resistant to impacts - Durable, rust-resistant design helps reduce the high mutual opening rate commonly found in traditional lock cylinders - Constructed with high-grade metal, not easy to break or crack during use - Well-crafted with a sleek shape, good texture, and a modern, attractive appearance - Simple structure, easy to install and use, not prone to deformation Package list: 1 x Lock 6 x Keys 6 x Brackets