Stork Studio Master M Series Trumpet Mouthpieces feature a #27 bore and are available in VM, XM, and XMS designs. The VM models have a large backbore, while the XM and XMS designs have a slightly tighter backbore. The VM and XM feature the deepest cups in the Studio Master line, while the XMS has a shallower, more V-shaped cup.
Key Specifications:
- #27 bore (.144" / 3.65 mm)
- VM10: Inner diameter .620" (15.75 mm); outer diameter 1.085" (27.56 mm); rim width .200" (5.08 mm); cup depth .595" (15.11 mm)
- VM4: Inner diameter .637" (16.18 mm); outer diameter 1.052" (26.72 mm); rim width .175" (4.45 mm); cup depth .595" (15.11 mm)
- VM6: Inner diameter .639" (16.25 mm); outer diameter 1.096" (27.83 mm); rim width .233" (5.92 mm); cup depth .595" (15.11 mm)
- XM10: Inner diameter .620" (15.75 mm); outer diameter 1.085" (27.56 mm); rim width .200" (5.08 mm); cup depth .595" (15.11 mm)
- XM2: Inner diameter .698" (17.75 mm); outer diameter 1.10" (27.94 mm); rim width .200" (5.08 mm); cup depth .595" (15.11 mm)
- XM4: Inner diameter .637" (16.18 mm); outer diameter 1.052" (26.72 mm); rim width .175" (4.45 mm); cup depth .595" (15.11 mm)
- XM6: Inner diameter .639" (16.25 mm); outer diameter 1.096" (27.83 mm); rim width .233" (5.92 mm); cup depth .595" (15.11 mm)
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XMS10: Inner diameter .620" (15.75 mm); outer diameter 1.085" (27.56 mm); rim width .200" (5.08 mm); cup depth .560" (14.22 mm)








