▼ 23% off
CMMG Mk4 AR-15 Firing Pin Retainer Pin Silver
$0.73 23% off MSRP 6 in
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Firing Pin Retainer
Fits AR-15
Steel
Specifications
Brand
Model
Firing Pin Retainer
MPN
55BA4C5
UPC
815835017341
MSRP
$0.95
Finish
Silver
Fits
AR-15 / M16 bolt pattern
Color
Silver
Material
Steel
Platform
AR-15
Description
The CMMG Mk4 Firing Pin Retainer Pin is a replacement slide part for AR-15 style rifles. It secures the firing pin within the bolt carrier group, making it a useful component for a new build or for keeping spares on hand.
This pin is made from steel and has a silver finish. It is designed to fit the AR-15 and M16 bolt pattern, so it is intended for use with bolt carrier groups built to that standard.
- Brand: CMMG
- Model: Firing Pin Retainer Mk4
- Type: Slide Parts
- Platform: AR-15
- Fits: AR-15 / M16 bolt pattern
- Material: Steel
- Finish: Silver
- Color: Silver







