Doublestar Corp. A2 Rifle length Buffer Tube, Black AR334

Doublestar Corp. A2 Shorty/Entry Length Buffer Tube, Black, Will Not Fit The Standard Rifle Length Stock, Fits ARFX-E and an ARFX-ULE AR381

Doublestar Corp. ACE ARFX Stock, Rifle Length, 3 Sling Positions, Black A101

Luth-AR Fixed Rifle Length Buffer Tube Complete Assembly Fits AR-15 Rifles, with Buffer, Buffer Tube, & Spring, Black BAP-1

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Luth-AR Fixed Rifle Length Buffer Tube Complete Assembly Fits AR-10 Rifles, with Buffer, Buffer Tube, & Spring, Black BAP-308

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Doublestar Corp. Doublestar Corp., Ambidextrous Loop End Plate, Black Finish JT345