PayPal's firearms policy:
PayPal does not allow the use of its service or logo for selling firearms, certain firearm parts or ammunition.
Click the following link to read the PayPal Acceptable Use Policy. Using PayPal for payments associated with items that are prohibited by their Acceptable Use Policy may result in the suspension or closure of your PayPal account.
Use of PayPal on GunBroker.com:
PayPal can be used for many items sold on GunBroker.com, so we do list PayPal as a payment option. We cannot provide a direct link to PayPal from a listing or during the checkout process. If you select PayPal as a payment option, you need to submit payment directly from the PayPal website.