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Is this rail strictly proprietary for Knights Armament rifles only? Can it be installed on other brands that use free floating rails? — 1 Answer

by Matt, from TX, United States Asked on May 22, 2018

Name Knight's Armament URX 3.1 Forend Assembly (5)
Currently Unavailable View Product
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Answered by TheGCDeez, member, from ID, United States, on May 30, 2018

No. This will fit on any mil spec AR platform. Do a Google search on this rail. You will see it on several different brands of rifles.

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Last updated 2025-11-12 UTC.