Pay in 4 interest-free payments of $37.50 Learn more
Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Koa grading structure:AAAA – highest quality
Every sonically graded board is required to meet the following specifications:
along with thermally modified mandolin tops
with different figure intensities
the boards are classified into various groupings
Sonic Sitka Vault 1840 Binding Koa grading structure:AAAA – highestAll sonically graded tonewood offered in the Pacific Rim Tonewoods Vault includes the material properties for that specific set. Density, Q, and Stiffness are all provided, allowing you to choose the piece that exactly fits your needs. In addition to the data provided, High Q (Q >= 160) and High Stiffness boards are exclusively available in the Vault. Sonic grading is fundamentally different from traditional grading because the process relies on data
