S&J built ar15 uppers 10.5 inch

[badboybeeson]

we built a bunch off upper
S&J 223 wylde chamber M4 feed ramp
Nitride/qta coted
1/ 7 twist Light Goverment profile
.750 at the gas block
Nirided gas block
US made Upper M4a3 with us made Mlock basic 10 inch for end
S&J Linear comp
No CCH of BCG

$444.44
https://sjhardware.com/products/s-j-built-ar15-uppers-10-5-inch

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