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Will this work with a semi-auto build? Or only a full auto build? Also is this Nickle boron? — 1 Answer

by Andrew Oratovsky, from MA, United States Asked on March 22, 2022

Name FailZero M16/M4 Bolt Carrier Group (BCG) w/ Hammer (3)
$189.00 $185.99 Save $3.01
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Answered by Ethan, Gear Expert, from IL, United States, on April 26, 2022

The FailZero M16/M4 Bolt Carrier Group will fit and function in a Semi-Auto AR15 as it features a Semi-Auto hammer. It also features a EXO Nickel Boron finish.

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