Lowers & Frames for Rifles and Shotguns

Lowers & Frames

Lowers & Frames

Shop lower receivers and frames from the best tactical brands in the business right here at GritrSports.com. The lower receiver houses elements like the bolt catch, fire control group, selector switch, magazine release and magazine well. You can purchase these vital AR components either as stripped lower receivers (absent of any additional components) or as complete lower receivers (including all the vital components for AR operation with or without the stock included). We carry top lower manufacturers like Aero Precision, Anderson, ATI, CMMG, POF, Spikes Tactical and more at the best prices on the web.

Complete your AR build or upgrade your existing platform with the best AR lowers at GritrSports.com, your gun store powered by freedom.

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    Anderson Manufacturing

    ANDERSON Lower Parts Kit (G2-K421-A000-0P)

    $52.98
    Lower Components Kit For AM-15Pistol Grip IncludedStainless Steel Hammer and TriggerKit Includes All Parts To Complete Lower ReceiverRetail Packaged The ANDERSON Lower Parts Kit (G2-K421-A000-0P) contains everthing required to build an AR-15 lower...
    $52.98
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    Cmmg

    CMMG MK3, HD Pivot and Takedown Pin Kit (38AFF31)

    $22.71
    (1) Pivot Pin(1) Takedown Pin(2) Takedown/Pivot Pin Detent Springs(2) Takedown/Pivot Pin Detents The CMMG MK3, HD Pivot and Takedown Pin Kit (38AFF31) includes slightly longer pins to make take down much faster and easier. The ends have a divot to allow...
    $22.71
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    UTG

    UTG AR15 Quick Detach Receiver End Plate (TL-T6TD03)

    $12.73
    AR15 Quick Detachable Receiver End PlateDesigned for Standard Mil-spec AR15 Lower ReceiverSolid Steel Construction with a Matte Black FinishUnique Low Profile Design Allows Operation of Most Collapsible Stocks in All Positions Including Being Fully...
    $12.73
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