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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Seals permanently
The Ultimate in Protection
The GB4’s one-piece bell offers a broad sound and excellent projection with minimal effort
This model fits 1 piston cornet with short bell and the EVA blocks should be positioned so that they do not press the piston
Bore: Medium large 13
The Gapper® - Optimize Your 3rd Slide Finger Ring Size:XS Seals permanentlyThe Gapper is designed to take up the gap between your finger and the 3rd valve slide ring. The size Gapper each player prefers depends on a variety of factors: brand of instrument, taper of finger, etc. However, most players find that, with Bach instruments, the size of Gapper corresponds with ring size in roughly the following way: XS 5; S 6; M 7; ML 8; L 9; XL 10.
