ProMag 5.56x45 40 Round AR-15 Magazine, Black - RM-40-SL
- UPC
- 708279014512
- MPN
- RM-40-SL
- SKU
- 802838
- Manufacturer
- ProMag
$21.99
$18.99
Best offer
E-Commerce Arms $18.88
Cheaper Offer Available
E-Commerce Arms lists a matched offer at $18.88, $3.11 (14%) less than this listing's $21.99.
Price Intelligence
High confidence
Against lowest
$3.00 above low (16%)
Typical price
11% above typical
Data depth
166 days, 3 price changes
Enough history to judge this against real observed movement.
Tracked for 166 days. Last price change: 2026-09-23. Recorded 3 price changes. The average price is $20.43. The price has ranged from $18.99 to $21.99. The current price of $21.99 is 8% above average.
Lowest
$18.99
Highest
$21.99
Average
$20.43
Tracked
166 days
Price Changes
3
Last price change
2026-09-23
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Live Offers
2 retailers list ProMag 5.56x45 40 Round AR-15 Magazine, Black - RM-40-SL; 2 in stock, in-stock prices run $18.88 to $21.99.
