Don’t risk your saxophone with loose fitting end plugs, end caps and sax cases. GapCap® flexes to fit your sax perfectly, screw adjusts to fit your case, shock absorbs impact, and vents air through the top and side for a cleaner saxophone and longer pad life.

• Spring wall design flexes to fit the neck socket of all saxophone brands.
• Flex spring wall serves as a shock absorber to decrease impact that can break your sax.
• Instantly fix a loose fitting sax case by expanding the GapCap® screw, securing your horn to help prevent bent keys, a bent sax body, and costly repair.
• Use the optional Lock Nut included to hold your favorite position.
• GapCap® vents through the center and side to allow massive airflow into the saxophone body tube. A proven way to keep the saxophone cleaner and help pads last longer.