Copper Chroma Series

Concise acoustic guitar riff and fingerstyle loop: 'Copper' in Drop D tuning (D A D G B E). Designed to develop thumb groove, Travis-picking articulation, and clean chord transitions. Full download pack includes: High-Definition Sheet Music & Tablature (PDF), Interactive Guitar Pro files (.gp / .gp5), Master Audio + Practice Track with Metronome Click Count-In (MP3 320 kbps).