Achieve Precision with Proof Research AR-Type Barrel 18" for AR-Style - Stainless Steel - 128688
- UPC
- 843068128688
- MPN
- 128688
- SKU
- 51655146045
- Manufacturer
- Proof Research
$649.99
Best offer
MidwayUSA $649.00
Cheaper Offer Available
MidwayUSA lists a matched offer at $649.00, $0.99 (0%) less than this listing's $649.99.
Price Intelligence
High confidence
Against lowest
Matches lowest seen
Typical price
Near typical ($649.99)
From tracked high
$72.00 lower (10%)
Data depth
63 days, 2 price changes
Enough history to judge this against real observed movement.
Tracked for 63 days. Last price change: 2026-09-25. Recorded 2 price changes. The average price is $673.99. The price has ranged from $649.99 to $721.99. The current price of $649.99 is -4% below average.
Lowest
$649.99
Highest
$721.99
Average
$673.99
Tracked
63 days
Price Changes
2
Last price change
2026-09-25
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Live Offers
4 retailers list Proof Research BARREL PR15 STEEL 6ARC 18" .750 GAS BLOCK; 3 in stock, in-stock prices run $649.00 to $649.99.
Best Price History Across Offers
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Insights
Recent Price Drop
Dropped $72.00 (10.0%) since 2026-09-23.