Maxim Defense MDX 508 AR-15 Complete Upper Receiver 300 AAC Blackout 8.5" Barrel
MidwayUSA · Complete Uppers
$1255.50
In stock
- Current
- $1255.50
- Lowest seen
- $1255.50
- Highest seen
- $1255.50
Tracked since Jul 30, 2026 · price unchanged so far.
Price history · the price at each change, across the full time tracked
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