Standard 300 Blackout Uppers from White River Armory
M4 flat top upper receiver machined from a 7075 T6 Mil-Spec Forging with Mil-Spec Type III hard coat Anodized finish, with T-markings.
Barrel is 16" with 1:8 twist.
Removable A2 flash suppressor 5/8 X 24.
Barrel options include;
Heavy barrel machined from 4150 Chrom-Moly Vanadium steel
Stainless barrel is machined from 416R stainless steel
300 AAC Blackout Chamber
Picatinny gas block .750 diameter under gasblock
These prices are out the door with tax.
Stainless Barrel $368.94 (retails for $449)
Regular Barrel $295.62 (retails for $399)
16" M4 style barrels.
1/8 twist $123.25
1/7 twist $112.61
Charging Handle
$18 (out the door)
BCG C158 Bolt
$112.35 (out the door)
http://www.whiteriverarmory.com/products/otherparts.html
BCG, 8620 Bolt
$91.00 (out the door)