View Full Version : Castle nut question
06-06-2012, 6:26 PM
Will a castle nut from a commerical buffer tube fit the mil-spec buffer tube and vice versa? thx jh
06-06-2012, 6:30 PM
Yes, it's the external diameter of the tube past the threads that is different. The thread diameter/pitch is the same.
06-06-2012, 7:49 PM
06-06-2012, 8:24 PM
Was wondering about this myself. Glad someone asked.
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