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Sig Sauer M400 / 516 Complete Lower Receiver

Sig Sauer M400 / 516 Complete Lower Receiver

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This is a brand new Sig Sauer M400/516 Compete Lower Receiver which is a AR15 clone using Mil-Spec compatible parts.
Specs - More Info
Additional Info
UPC Code 798681464906
Caliber .223 / 5.56
Manufacturer Sig Sauer
Frame Finish Black
Accessory Rail Not Applicable
Warranty Warranty provided by Sig Sauer. Warranty information is available for Sig Sauer products at
Customer Reviews (1)
Great Product
Complete Sig Sauer lower to go with my 516 complete upper. Exactly what I needed and with all genuine Sig parts. Review by Ash (Posted on 1/10/2019)
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Product Questions

Product Questions

Is the Sig Sauer M400/516 lower receiver compatible with a PWS MK111 MOD 2-M upper receiver ?

Referenced product: LWR-ASSY-M400-516-TELE

Response Date: Mar 9, 2019

As far as we know, the LWR-ASSY-M400-516-TELE should be compatible with the PWS uppers.

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