CMMG Rifle Length Receiver Extension Stock Kit For AR Rifles, Black - 55CA646

Gun Parts CMMG UPC 815835012636 MPN 55CA646

CMMG Rifle Length Receiver Extension Stock Kit For AR Rifles, Black - 55CA646
$72.99

at Primary Arms ·

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8 retailers · $99.49 to $100.50 shipped

This listing: Palmetto State Armory $105.99

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Price history

Lowest price across retailers each day.

Lowest seen
$72.99
Typical price
$80.99
Tracked since
Apr 10, 2026

Today's best price matches the 218-day low and is 10% below typical.

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