(단위 : mm)
Catalog No. Tube
Size
A W (HEX) L
FL4-2 1/8" 3.17 9.52 22.35
FL4-4 1/4' 6.35 12.7 27.18
FL4-6 3/8" 9.52 15.87 30.48
FL4-8 1/2" 12.7 20.63 36.07
FL4-12 3/4" 19.05 26.98 39.98
FL4-16 1" 25.4 34.9 49.02