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Harrington & Richardson
Overview
The BLEM Harrington & Richardson 635 9mm Complete Lower is a fully assembled lower receiver designed specifically for the AR-9 platform. Constructed from durable 7075-T6 aluminum and featuring a forged style, this lower provides the strength needed for reliable performance while accommodating a 9mm caliber. With a standard trigger pin size of .154, builders can easily integrate this lower with a variety of upper assemblies and components. This complete lower is commonly found in builds focused on 9mm applications, often aimed at personal defense or competitive shooting.
BLEM Harrington & Richardson 635 9mm Complete Lower, Black
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Builders on GunPartPicker first added the Harrington & Richardson BLEM Harrington & Richardson 635 9mm Complete Lower, Black to a build in March 2026.
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