AM 115 (5.25'''), Balance staff, Ronda: 39

• Manufacturer Ronda no: 39

• Total length: 294

• Fits cal: 115 (5.25''')

• A: 294 (ronda A).
• B: 145 (ronda B).
• F: = 49 (ronda K).
• G: = 75 (ronda J).
• H: = 40 (ronda G).

Conversion: Ronda to DCN

• A = A
• B = B
• J = G
• G = J
• K = F