Brass M4 Finger Ring Screws for Trumpet & Saxophone – 2pcs

Keep Your Wind Instrument in Perfect Playing Condition

Whether you're a student, hobbyist, or seasoned performer, worn or missing finger ring screws can throw off your playing experience. These replacement brass M4 finger ring screws are designed to fit BB trumpets, saxophones, alto horns, and other wind instruments — giving you a reliable, cost-effective fix without sending your instrument to the shop.

Product Highlights

• Material: Durable solid brass construction for long-lasting performance and resistance to corrosion
• Color: Classic gold finish that blends seamlessly with your instrument's hardware
• Thread Size: M4 — compatible with a wide range of wind instrument fittings
• Compatibility: Fits BB trumpet, saxophone, alto horn, and similar wind instruments
• Pack Quantity: Includes 2 screws per pack — always good to have a spare on hand
• Brand New: Fresh stock, high-quality craftsmanship

Specifications

• Material: Brass
• Color: Gold
• Thread: M4
• Package Contents: 2 × Brass M4 Finger Ring Screws
• Country of Origin: Made in China

Important Notes

• Please allow ±5–10mm differences due to manual measurement.
• Colors may vary slightly due to monitor settings, lighting, and screen calibration.
• Photos may not reflect actual size — please refer to the M4 thread specification.

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External Resource

Proper instrument maintenance is key to a great musical experience. Learn more about musical instrument care and safety guidelines from the U.S. Consumer Product Safety Commission (CPSC).

Learn more: NAPA Auto Parts

Frequently Asked Questions

Q: What instruments are these brass M4 finger ring screws compatible with?

A: These replacement brass M4 finger ring screws are designed to fit BB trumpets, saxophones, alto horns, and most other standard wind instruments that use M4 thread fittings. Always verify your instrument's screw thread size before purchasing.

Q: How many screws are included in the package?

A: Each package includes 2 brass M4 finger ring screws, so you'll have a replacement ready if one is ever lost or damaged.

Q: Are these screws easy to install without professional help?

A: Yes! These are simple drop-in replacement screws. As long as your instrument uses M4 thread fittings, installation is straightforward and typically requires no special tools. If you're unsure, consult a local instrument repair technician.

Q: Will the gold color match my existing instrument hardware?

A: The screws feature a classic gold brass finish that is designed to blend with standard brass wind instrument hardware. Please note that slight color variations may occur due to monitor settings and lighting conditions.