▼ 7% below avg
Brownells AR-15/M16 Firing/Pin Gauge
Lowest Price
$24.35
MSRP
$28.99
Savings
16% off
In Stock at
4 Stores
Updated
Jun 25, 2026
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Specifications
Description
It is crucial to accurately measure the extent to which the firing pin protrudes through the bolt. Insufficient protrusion can lead to misfires, while excessive protrusion may result in pierced primers.
