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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BARRELS
BARRELS
We have a wide selection of AR 308 barrels in .308 Winchester and 6.5 Creedmoor options. Get your build started with the right barrel today!
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M5 COMPLETE UPPERS
M5 COMPLETE UPPERS
Choose your caliber and handguard combination and let our specialist build your upper.
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Featured M5/AR308 Products
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![M5 ATLAS R-ONE M-LOK Handguard]()
M5 ATLAS R-ONE M-LOK Handguard$209.99 Regular Price $209.99 - $254.99
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
No, M5 Lower Receivers require the use of an M5 lower parts kit as the dimensions of some components are different.
M5/AR308