Bronze sculpture shims are essential for ensuring stability and balance in artworks, especially for large or intricate pieces. Here are the most common techniques used by artists and conservators:

1. Metal Sheet Shimming: Thin sheets of bronze or stainless steel are cut and shaped to fit gaps between the sculpture and its base. This method provides durability and blends seamlessly with the artwork.

2. Wedge Shims: Small, tapered wedges made of bronze or brass are inserted to level uneven surfaces. These are ideal for minor adjustments and are often hidden within the sculpture’s structure.

3. Epoxy-Resin Shims: A mix of epoxy resin and bronze powder creates a customizable shim that hardens to match the sculpture’s texture and color. This technique is perfect for filling irregular gaps.

4. Adjustable Bolts and Spacers: For sculptures requiring frequent repositioning, threaded bolts with spacers allow precise height adjustments while maintaining stability.

5. Felt or Rubber Pads: Non-metallic shims like felt or rubber are used for temporary support or to prevent scratches, though they lack the permanence of metal solutions.

Each technique offers unique advantages, depending on the sculpture’s needs. Choosing the right method ensures both aesthetic integrity and structural longevity.