tŕň 1: 2t Ø10 / Ø25 l1=50 mm l = 80 mm
tŕň 2: 3t Ø12 / Ø25 l1=60 mm l = 90 mm
tŕň 3: 8t Ø16 / Ø 25 l1=60 mm l = 90 mm
tŕň 4: 12t Ø18 / Ø 25 l1=85 mm d = 115 mm
tŕň 5: 14t Ø20 / Ø 25 l1=85 mm d = 115 mm
tŕň 6: 16t Ø22 / Ø 25 l1=85 mm l = 115 mm
tŕň 7: 18t Ø25 / Ø 25 l1=110 mm d = 140 mm
tŕň ...