Maxim Defense MDX 508 AR-15 Complete Upper Receiver 5.56x45mm 8.5" Barrel
MidwayUSA · Complete Uppers
$1255.50
In stock
- Current
- $1255.50
- Lowest seen
- $1255.50
- Highest seen
- $1255.50
Tracked since May 29, 2026 · price unchanged so far.