Repair Ladderlock

The ladder buckle can be attached without sewing. Thanks to the center bar, which is easy to insert and just as easy to remove without having to break the buckle or strap.
For example, To open the bar, push the one-sided lock with a flat-head screwdriver and the bar will come loose. Then simply pull it out and place it over the loop on the bag where you want to replace a ladder buckle. After that, you can reinsert the bar and pin it.