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Old 07-09-2012, 10:35   #3
DannyR's Avatar
Join Date: Dec 1998
Location: Roanoke, Virginia
Posts: 38,243
No. The locking Block (3rd) pin was added to Gen3 9mm frames around mid 2002. The Gen3 frame was introduced in 1998.

All 40's have 3 pins.
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