Maxim Defense SDX RFLX SBR .300 AAC Blackout 8.5 Barrel 30-Rounds

Muzzle Device Maxim Defense Industries UPC 680017492199

Maxim Defense SDX RFLX SBR .300 AAC Blackout 8.5 Barrel 30-Rounds
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at Good 4 Guns · checked 28 minutes ago

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4 retailers · 3 in stock

This listing: GrabAGun $3,325.50

Offers

Maxim Defense MDX 8.5" SBR 300Blk
Good 4 Guns In Stock Checked 28 minutes ago Shipping: Calculated in cartCondition: New
See price in cart History
Maxim Defense SDX RFLX SBR .300 AAC Blackout 8.5 Barrel 30-Rounds
GrabAGun In Stock Checked 1 day ago SKU GAG_MXM49219
$3,325.50 History
SDX RFLX SBR 300BLK 8.5" BLK
E-Commerce Arms In Stock Checked 31 minutes ago Shipping: $18.99Condition: New
$3,325.50 History
MAXIM DEFENSE SDX RFLX SBR 300 Blk Gen 7 Stock Black
Kentucky Gun Co Out of Stock Checked 6 days ago
$3,325.50 History

Price history

Lowest price across retailers each day.

Lowest seen
$3,325.50
Typical price
$3,325.50
Tracked since
Oct 10, 2026
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