Which parts of the Pro-Jump Breastplate are interchangeable or adjustable?

The Pro-Jump Breastplate offers a variety of buckling options, which allows the use for different horses. The upper side parts of the breastplate can be varied in length using the Slide&Lock fasteners. The lateral neck parts are also adjustable in length and have an elastic part. The connecting piece between the breastplate and the girth is available in two different lengths, which can be adjusted. In addition, you can choose between a closed fork and an open fork. The length of the fork is also individually adjustable.