CMMG A1 Receiver Extension and Stock Kit - Black, MK3

Gun Parts Cmmg UPC 815835016573

CMMG A1 Receiver Extension and Stock Kit - Black, MK3

$89.99

Up 1.1% since Oct 10

at Good 4 Guns · checked 56 minutes ago

Shipping calculated in cart

6 retailers · $109.69 to $119.99 shipped

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Shipping estimate for one item to the lower 48 from the retailer's published policy or feed; the retailer's cart is final.

Price history

Lowest price across retailers each day.

Lowest seen: $88.99
Typical price: $89.99
Tracked since: Jun 25, 2026

Today's best price is $1.00 above the 137-day low and about typical.