GLASSER Carbon Violin brown, 5 Strings Five String Acoustic Violin
Maple Leaf Strings Model 130 5-String Violin – Violin Pros
Hand made big fretted 5 string viola 17 7/8" (455mm),big resonant sound #15591 | eBay
Amazon.com: Yinfente 5 String Viola Maple Spruce wood Ebony Fittings Hand Made Professional With Viola Case Bow 16inch 15.5inch 15inch (15inch) : Musical Instruments
Hand Made 5 string viola 17 7/8" Inlaid frets.big viola (455mm),powerful sound | Reverb UK
Modern 5 Strings violin/viola | Reverb
Five String Violas: What is special about a 5-string viola?