M5/AR308
 
M5 Stripped Lower Receivers

Our M5 .308 Stripped Lower Receiver helps you build a big-bore AR from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.

 
M5 Stripped Lower Receivers

Our M5 .308 Stripped Lower Receiver helps you build a big-bore AR from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.

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Frequently Asked Questions

What pattern AR308 is the the M5?
The M5 shares compatibility with several DPMS Gen 1 parts and components. However due to different variances within that category we do not guarantee that all DPMS Gen 1 style components are compatible.
What height handguards do M5 Upper Receivers take?
M5 Receivers are compatible with DPMS pattern high profile (.210 Tang) handguards.
What handguards are compatible with M5E1 Enhanced Upper Receivers?
M5E1 Enhanced Upper Receivers are compatible with Aero Precision M5 Enhanced Handguards.
What magazine does the M5 take?
The M5 accepts DPMS/SR-25 pattern magazines.
What barrel nut wrench do I use for M5E1 Enhanced Upper Receivers?
The M5E1 Enhanced barrel nut is compatible with most mil-spec AR15 barrel nut wrenches.

*NOTE: Wheeler brand armorers wrenches are not compatible with the M5E1 Enhanced barrel nut.
What triggers are compatible with the M5?
The M5 shares compatibility with most AR-15 triggers.
Is there a mil-spec for AR308s?
No. Unlike the AR15, there is no industry set standard for compatibility. This means that not all AR308 parts are guaranteed to work together between different manufacturers.
Are AR15 Lower Parts Kits Compatible with M5 Lower Receivers?
No, M5 Lower Receivers require the use of an M5 lower parts kit as the dimensions of some components are different.

Frequently Asked Questions

What pattern AR308 is the the M5?
The M5 shares compatibility with several DPMS Gen 1 parts and components. However due to different variances within that category we do not guarantee that all DPMS Gen 1 style components are compatible.
What height handguards do M5 Upper Receivers take?
M5 Receivers are compatible with DPMS pattern high profile (.210 Tang) handguards.
What handguards are compatible with M5E1 Enhanced Upper Receivers?
M5E1 Enhanced Upper Receivers are compatible with Aero Precision M5 Enhanced Handguards.
What magazine does the M5 take?
The M5 accepts DPMS/SR-25 pattern magazines.
What barrel nut wrench do I use for M5E1 Enhanced Upper Receivers?
The M5E1 Enhanced barrel nut is compatible with most mil-spec AR15 barrel nut wrenches.

*NOTE: Wheeler brand armorers wrenches are not compatible with the M5E1 Enhanced barrel nut.
What triggers are compatible with the M5?
The M5 shares compatibility with most AR-15 triggers.
Is there a mil-spec for AR308s?
No. Unlike the AR15, there is no industry set standard for compatibility. This means that not all AR308 parts are guaranteed to work together between different manufacturers.
Are AR15 Lower Parts Kits Compatible with M5 Lower Receivers?
No, M5 Lower Receivers require the use of an M5 lower parts kit as the dimensions of some components are different.

M5/AR308