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Mild Steel Butterfly Latch For Military Case

This latch model M810S, also known as a butterfly latch or road case latch, whichi is a very vital flight case hardware . It consists of a torsion spring, a base, and a locking hook. The base has mounting holes where screws can be installed or welded to the box, serving as a simple switch lock. Widely used in various boxes, such as road cases, flight cases, aluminum cases, gun cases, etc.

  • MODEL: M810S
  • Materials Option: Mild Steel or Satinless steel 304
  • Surface Treatment: Chrome/zinc plated/black for mild steel ; Polished for stainless steel 304
  • Net Weight: 185-194 gram
  • Bearing capacity: 100KGS or 220LBS or 900N
  • Package details: Inner bag+outer carton/ 100pc/CTN


Product Description

Medium size road case latch with bulit-in spring (4)2oz

The origin of the butterfly latch

The origin of the term "butterfly latch" is closely linked to the design and characteristics of this particular type of latch. The name "butterfly" is thought to have been inspired by the shape of the latch, which bears a striking resemblance to the wings of a butterfly. This association is evident in the unfolding and closing action of the latch, akin to the graceful movement of a butterfly as it flutters its wings. The parallel between the ease of opening and closing the latch and the effortless motion of a butterfly adds a poetic and evocative dimension to the naming of this device.

Furthermore, the term "butterfly" may also allude to the latch's visual aesthetics, as it often possesses a light and delicate appearance. Unlike bulkier and more cumbersome latches, the butterfly latch exudes a sense of elegance and finesse, much like the delicate and intricate nature of a butterfly's wings. This emphasis on a refined and graceful appearance sets the butterfly latch apart, making it a preferred choice for applications where aesthetics play a significant role alongside functionality.

Overall, the term "butterfly latch" encapsulates both the functional and visual aspects of this type of latch, drawing upon the imagery of a butterfly's wings and its graceful movements to convey the effortless operation and delicate appearance of the latch. This combination of functional efficiency and visual elegance makes the butterfly latch a distinctive and desirable option for a wide range of enclosure and fastening applications.

The working principle of the butterfly latch

The butterfly latch operates by utilizing a torsion spring mechanism to exert force on the locking hook. In its closed state, the torsion spring effectively secures the locking hook, thus preventing the latch from inadvertently opening. When the user wishes to open the latch, they simply apply force to the latch handle, causing the torsion spring to rotate and subsequently release the locking hook. This action facilitates easy and convenient opening of the latch. Upon closure, the torsion spring promptly reasserts pressure on the locking hook, thereby guaranteeing the continued security and stability of the closed latch.

Essentially, the butterfly latch's functionality hinges on the efficient utilization of the torsion spring to maintain the locked and unlocked states. This design ensures that the latch remains firmly secured when closed and can be effortlessly opened when necessary. By leveraging the principles of torsion and controlled force application, the butterfly latch offers a reliable and user-friendly locking solution for various applications.



Introducing our rugged and reliable mild steel butterfly door lock, designed specifically for military boxes. This heavy-duty lock is built to withstand the harshest environments and provide maximum security for your valuable equipment.

Constructed from high-quality mild steel, this butterfly door lock is tough enough to handle the demands of military applications. Whether it's being transported in a rugged terrain or stationed in a remote location, this lock is designed to keep your belongings safe and secure at all times.

The butterfly design of the lock ensures a tight and secure fit, providing an extra layer of protection against tampering and unauthorized access. With its sturdy construction and precision engineering, this lock is the ultimate choice for safeguarding military equipment and supplies.

The lock is easy to install and operate, making it convenient for military personnel to access their gear when needed while keeping it safely locked away when not in use. It is designed to resist corrosion and wear, ensuring long-lasting performance even in the most challenging conditions.

In addition to its durability and reliability, this butterfly door lock offers a sleek and low-profile design, making it ideal for use in compact spaces. Its simple yet effective design makes it a versatile solution for a wide range of military applications, from ammunition boxes to storage containers.

At [company name], we understand the importance of protecting valuable military equipment, and our mild steel butterfly door lock is engineered to provide the highest level of security and peace of mind. Trust in our lock to keep your gear safe and secure, no matter where your mission takes you.