Dimensions: This heavy-duty combination lock weighs 4.66 ounces, with dimensions 4.53" L x 1.73" W x 0.86" H and a shackle diameter of 0.24" (inner locking space: 2.38" H x 0.74" W). If you need to use this large-size padlocks with code for gym lockers, please check the dimensions carefully to avoid incompatibility Extended Shackle & Versatile Use: The upgraded 2.62" extended shackle provides ample locking space for thick latches, double doors, and multiple locking points. It is perfect for trailers, containers, gates, cabinets, toolboxes, garage doors, garden sheds, fences, etc., where standard short-shackle padlocks cannot be used Set Your Own Combination:The 4-digit combination padlock with a long and shackle offers 10,000 unique choices—10 times harder to crack than a 3-digit lock,the shackle padlock outdoor weatherproof making it more reliable and secure for protecting your valuables Easy to Use: Setting or resetting the combination is straightforward with the included instructions. The long neck code padlock numbers and a side window ensure easy reading, while an internal damper provides crisp dial clicks for precise code alignment. Open and close in seconds for daily use Sturdy Construction:The long shackle padlock outdoor, built with a high-strength zinc alloy body and hardened steel long shaft, this heavy-duty lock is weatherproof and resistant to cutting, sawing, and forced entry, ideal for long-term use, Weight: 0.29101018584 Pounds, Manufacturer: ZHENGE GONGYIPIN