His colleagues likely didn't find the dust cover noteworthy. Within contemporary American gun culture, it would seem like a minor bit of braggadocio akin to a "

His colleagues likely didn't find the dust cover noteworthy. Within contemporary American gun culture, it would seem like a minor bit of braggadocio akin to a "Protected by Smith & Wesson" sticker or a "Warning: We Don't Dial 911" placard; tacky and unprofessional, but not something to take seriously. There's a whole little industry around AR-15 customization, offering thousands of options for engraved dust covers with all kinds of symbols and messages: https://midstatefirearms.com/product/engraved-dust-cover-ejection-port-cover/ https://midstatefirearms.com/product/engraved-dust-cover-eje... https://mcsgearup.com/ar-15-ejection-port-dust-cover-engraving-our-right/ https://mcsgearup.com/ar-15-ejection-port-dust-cover-engravi... https://www.wingtactical.com/firearm-parts/ar-15/upper-receiver-parts/upper-receiver-parts/spikes-tactical-ejection-port-door/ https://www.wingtactical.com/firearm-parts/ar-15/upper-recei... https://cordedarms.com/ExoticCovers1 https://cordedarms.com/ExoticCovers1