View Single Post
Old February 24, 2020, 02:10 PM   #7
T. O'Heir
Senior Member
Join Date: February 13, 2002
Location: Canada
Posts: 11,931
"...The particular grades of metal have little meaning to me..." Think in terms of heavy and not heavy or maybe it's not as heavy.
A milled steel AR receiver would cost a fortune.
"...AR-15's have a milled aluminum lower..." Most are cast Al(forged means the thing is hammered into shape. Then finished machined by a Computer Numerical Controlled machine.) not milled. Milling is a very expensive time consuming process.
Spelling and grammar count!
T. O'Heir is offline  
Page generated in 0.02924 seconds with 8 queries