The new Innovation from Dave Guardala The DG BOOSTER-NECK-SCREW
- better Intonation
- easy response
- bigger sound
- more dynamic range
- Dave Guardala design
- 100% made in Germany
- Available in three Versions fitting most brands
- Size 1 for Yamaha and Keilwerth
- Size 2 for Selmer and Yanagisawa
- Size 3 for P.Mauriat, Cannonball and Le Monde
