AM 125 (17'''), Balance staff, Ronda: 56
- Manufacturer Ronda no: 56
- Total length: 379
- Fits cal: 125, 126 (17''')
- A: = 379 (ronda A).
- B: = 195 (ronda B).
- F: = 81 (ronda K).
- G: = 110 (ronda J).
- H: = 55 (ronda G).
Conversion: Ronda to DCN
- A = A
- B = B
- J = G
- G = J
- K = F