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$161.99
Stern def barrel 45acp 16.1" 578-28" 1:16 melonite ar-15
Other Features: Threaded.578-28, 1:16 twist, 4150 chrome-molly steel, melonite coating this must be used with a 11 ounce buffer or heavier when using a carbine spring,.45acp uppers require an enlarged ejection port
FEATURES:
Caliber: 45ACP
Length: 16.1 Inches
Threaded .578-28
1:16 TWIST
4150 Chrome-moly steel
Melonite coating
Made in the U.S.A
Other Features: Threaded.578-28, 1:16 twist, 4150 chrome-molly steel, melonite coating this must be used with a 11 ounce buffer or heavier when using a carbine spring,.45acp uppers require an enlarged ejection port