SLR Rifleworks Magazine Extension +4 for GLOCK 21
$47.24
at Primary Arms ·
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Price history
- Lowest seen
- $47.24
- Typical price
- $47.24
- Tracked since
- Oct 20, 2026
The advertised price has held at $47.24 since tracking began on Oct 20, 2026; no price changes recorded.
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