Check the listing for details. 4Pcs 1.9" x 1.5" Iron Spring Loaded Butterfly Twist Latch for Case Box Silver. Condition: New. Listed at 18.28 USD. Description:Material - The butterfly twist latch is made of iron material, with a chrome plated finish, features heavy tension, high working loads, impact resistance and corrosion resistance, ensuring durability and dependability.Spring Loaded Twist Latch - The knob part adopts an ergonomic butterfly wing design, which is easy to hold and rotate, action easier and smoother. A tight and stable scientific structure makes the overall force of the fastener greatly enhanced and the easy-to-use closure mechanism greatly increases the service life of the lock.Easy Operation - One of the most prominent features of the butterfly twist latch is its ease of use. To secure a container using this mechanism, simply need to twist the latch until it clicks into place. To release the closure, you just need to twist the latch in the opposite direction.