The FN 503 magazine will hold up to 8 rounds of 9mm and is available through GrabAGun, the best place to get firearms online. It is compatible with the FN 503 model pistols. Extend your range time today at the best price online from GrabAGun!
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to WWW.P65WARNINGS.CA.GOV
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