R3 or R4 ?

[Arch Stanton]

What are the actual measurements between strings here, or between E to E for these two specs ?

• R3 = 1-11/16" Nut-Width (Narrow string spacing)
• R4 = 1-11/16" Nut-Width (Wide string spacing)

 

[riffsfordaze]

What are the actual measurements between strings here, or between E to E for these two specs ?

• R3 = 1-11/16" Nut-Width (Narrow string spacing)
• R4 = 1-11/16" Nut-Width (Wide string spacing)

Per Mike @ D'Avanzo Guitars

Distance from E string center to E string center

R3 = 1.4155" (35.95 mm)
R4 = 1.4355" (36.45 mm)

String Spacing

R3 = .2591" (6.60 mm)
R4 = .2631" (6.70 mm)