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Bolt catch roll pin diameter.
Lets make a complete list of the required roll pins for the ar15 platform.
List of roll pins.
3 32 diameter x 1 2 length mcmaster carr part number.
If a punch is used that is larger than the pin the surrounding metal in which the pin is seated can be damaged.
X 1 2 in plain steel 25 pack.
A1 sight drum roll pin.
Mulwark 9pc best bolt catch roll pin punch set assembly kit corrosion resistant assorted hand pin remover tool with holder for automotive watch repair jewelry craft 4 4 out of 5 stars 845 13 99 13.
91598a204 coiled 98296a841 split.
Bolt catch retaining roll pin.
Also a roll pin punch should not be used which is smaller.
Bolt catch retaining roll pin.
When choosing a roll pin punch select one that is no larger than the compressed diameter of the pin.
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A2 windage drum roll pin.
Specially made slab sided punch clears left side of the magazine well allowing bolt catch pivot pin to be removed by driving it to the rear.