The P87A Tuning Slide Slugs are designed for use in the tuning-slide areas of a wide variety of brass instruments. Each slug features a three-inch precision-ground working length to support accurate sizing, fitting and repair.

With 97 sizes available in .002-inch increments, the P87A system helps musicians, educators, schools and repair technicians address tight-fitting, damaged or distorted tubing and restore smoother tuning-slide movement.

Use the number-to-size conversion chart below to identify the correct P87A Tuning Slide Slug for your application. Always measure the tubing carefully and confirm the required size before ordering or beginning a repair.