Φ12,7 mm 31,75 x 27,43 1/2″ OD x 1.25″ x 1.08″

Number of rows: from 1 to 6

Number of tubes: from 4 to 20

Fin pack length: from 250 to 1800 (mm)

Fin space: from 1.4 to 4.2 (mm)