Soft Wide Slot Bergeon Bracelet Block is designed to hold watch bracelets upright to make bracelet pin removal easier. This soft standard bracelet block is made of a soft synthetic material. Use this block when adjusting bracelets made of precious materials (such as gold), this block reduces the risk of scratching. This block has 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5 and 7.0 mm slots. Bergeon 6744PS-1.