







🎸 Tune your craft with precision—because your guitar deserves the best!
The Tri-Beam 3 'n 1 Dual Notched Straightedge is a premium, precision-engineered tool designed for professional guitar setup and fretwork. Featuring three integrated straightedges—including two custom notched edges compatible with most electric and acoustic guitars and a 17.6" notch-free edge—it offers unparalleled versatility. Made from durable blue anodized 6063-T5 aluminum and CNC-machined to ±0.00125"/ft accuracy, this tool ensures flawless fretboard flatness checks and neck relief measurements, making it an essential instrument for serious guitar technicians and enthusiasts.









| Product Dimensions | 44.7 x 2.54 x 2.54 cm; 120 g |
| Item model number | MN821 |
| Body Material | Aluminium |
| Colour | Blue |
| Material Type | Aluminium |
| Item Weight | 120 g |
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