Maxim PDX SBR 300BLK 5.5" 20 Rounds FDE

Rifle
300 Blackout
Semi-auto
20 rd capacity
5.5" barrel

UPC 00680017478247

Compare prices

1 offer · 1 in stock · sorted by best price

Retailer	Price	Stock	Last checked	Deal
East Valley Tactical	$2,245.50	Low (7)	1h ago	Go to deal

Prices and stock are from each retailer's latest check and can change. Price Dope may earn a commission from retailer links. Disclosure

Description

Maxim Defense Industries PDX, Semi-automatic SBR, 300 Blackout, 5.5" Barrel, Flat Dark Earth (Arid) Finish, Maxim Defense Hatebrake, SCW Stock System, ALG Combat Trigger, 20Rd MXM-47824

Specs

Brand	Maxim
Category	Rifle · Firearms
Caliber	300 Blackout
UPC	00680017478247
Capacity	20Rd
Type	SBR

Model	MDX
Action	Semi-Automatic
Grip_type	Polymer
Finishcolor	Flat Dark Earth
Barrel_length	5.5"

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Other versions

Same model in other configurations. Each is a separate product with its own prices. This page: FDE.

Black$2,245.50In stock

D.O.P.E.Price history

Lowest price across connected retailers, from every price check we've recorded.

Current best: $2,245.50
Low: $2,245.50
High: $2,245.50
Tracking since: Oct 8, 2026

One price check so far ($2,245.50 on Oct 8, 2026). The chart fills in as retailers are re-checked.

Recent price checks (1)

Date	Retailer	Price	Stock
Oct 8, 2026, 5:15 PM PT	East Valley Tactical	$2,245.50	Low

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