EXA21 – Malico Inc. Home » Heat Sink with Talon Clip » EXA Series » EXA21 – Malico Inc. :: EXA21 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD Attachment EXA 21-10 9.7 1.7 5.8 By request Clip , Tape Home » Heat Sink with Talon Clip » EXA Series » EXA21 – Malico Inc. Material : Aluminum 6063 Finish : Black anodize Remarks : Model number EXA21-10 indicate 21x21mm is package footprint and 10 mm is overall height , all the dimensions are in arithmetic , the drawing overall height is real dimension :: Rth ( oC/W ) :: Air Velocity / Rth ( oC/W ) 200(LFM) 400(LFM) 600(LFM) EXA 21-10 12.23 9.70 8.35