Proof Research AR-Type Barrel 11.50" for AR-Style, Stainless - 100387
- UPC
- 843068100387
- MPN
- 100387
- SKU
- 51655146064
- Manufacturer
- PROOF RESEARCH
$474.99
$569.99
Best offer
E-Commerce Arms $428.34
Cheaper Offer Available
E-Commerce Arms lists a matched offer at $428.34, $46.65 (10%) less than this listing's $474.99.
Price Intelligence
High confidence
Against lowest
Matches lowest seen
Typical price
2% below typical
From tracked high
$95.00 lower (17%)
Data depth
168 days, 2 price changes
Enough history to judge this against real observed movement.
Tracked for 168 days. Last price change: 2026-09-16. Recorded 2 price changes. The average price is $509.66. The price has ranged from $474.99 to $569.99. The current price of $474.99 is -7% below average.
Lowest
$474.99
Highest
$569.99
Average
$509.66
Tracked
168 days
Price Changes
2
Last price change
2026-09-16
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Live Offers
2 retailers list Proof Research AR-Type Barrel 11.50" for AR-Style, Stainless - 100387; 2 in stock, in-stock prices run $428.34 to $474.99.
Best Price History Across Offers
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Insights
Price Dropping
Price has decreased over the last 3 days — from $569.99 to $474.99.
Recent Price Drop
Dropped $9.00 (1.9%) since 2026-08-05.