Pitch:12.7mm(40P),15.875mm(50P),19.05mm(60P)
Pin materia immaculata ferro
Standard length:40P 3.048m=10 pedes(240 nexus)
50P 3.048m=10 pedes(192 nexus)
60P 3.048m=10 pedes(160 nexus)
Focus ad solutiones mong pu per 5 annos parandas.