It's a cross bolt style safety, in the trigger guard, behind the trigger.

it is a cross-bolt button safety just behind the trigger push it left to fire right for safe Here's a close up picture. - https://cdn7.bigcommerce.com/s-1kqh9qmybo/images/stencil/1280x1280/products/185/53967/remington-047700812304-4__04147.1528735198.jpg?c=2&imbypass=on

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It is not Jim. The "Safety" button is just behind the Trigger. --- remington.com/other-products/model-870-tac-14

Hi Jim, No, The safety is on the bottom in front of the trigger guard. Here's a close up picture. - https://cdn7.bigcommerce.com/s-1kqh9qmybo/images/stencil/1280x1280/products/185/53967/remington-047700812304-4__04147.1528735198.jpg?c=2&imbypass=on