Ø Length Height Thick Seg/ No Steel Thickness
255 42/40 9.0 2.0 18 1.6
255 42/40 9.0 2.2 18 1.8 (Sandwich)
305 42/40 9.0 2.0 22 in:2.4  out:1.6
305 42/40 9.0 2.6 22 2.2 (Sandwich)
360 42/40 9.0 2.0 26 in:2.4  out:1.6
360 42/40 9.0 2.6 26 in:3.0  out:2.2
360 42/40 9.0 2.8 26 in:3.0  out:2.4
360 42/40 9.0 2.8 26 2.4 (Sandwich)
400 42/40 9.0 2.2 29 in:2.6  out:1.8
400 42/40 9.0 2.8 29 in:3.2  out:2.4
400 42/40 9.0 3.0 29 in:3.4  out:2.6
400 42/40 9.0 3.0 29 2.6 (Sandwich)