Pyramid 22011M Review: Pyramid Crank Cotter Pin 9.5mm Single. These are low-grade "1/2-cut" stamped cotters -not machined. It is very hard to tell this from the really bad picture.They measure 9.4mm to account for the fact that the "cut" area might "squish" out a bit and get larger than 9.5mm when stamped out by the machine they are made on. If this were to happen they would not fit into the 9.5mm hole in the crank. The ramp "cut" is only about 1/2-way back up the pin instead of the full-cut or 3/4-cut that many nicer ... Read more »
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