Hardware/Product Questions

Questions about PWS Product, Specs, Etc.

What are the differences between the lines?
While there are TONS of differences between our lines of firearms, we've made a concise reference page to show the main differences between our lines. To view this image, please click
How do I install the proprietary parts on a MK1 MOD 2-M Stripped Lower?
Place your MK1 MOD 2-M stripped lower in a vice. Install a standard mag release/catch in your lower until the mag catch screw is flush with the mag release button. Do not over tighten. Apply pressure to the mag release button, and slip the proprietary...
Buffer weight compatibility
Mk1 and Mk2 uppers are optimized to work with H2 buffer weights. Using a carbine buffer weight can result in over gassing.
Where can I find instructions or manuals for my PWS product?
You can find all current instructions and manuals here. To request a hard copy of our manual or instructions, please contact PWS Customer Service
How do I know which model of PWS firearm I have?
Our MK1 and MK2 MOD 0 firearms feature a quad rail and were made through mid-2015. MK1 & MK 2 MOD 1 firearms feature a KeyMod rail with forward assist. MK1 & MK2 MOD 1s were updated in 2016 to MOD 1-Ps which still had KeyMod rails, but did get some ...
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