The Remington 870 is the most popular pump-action shotgun ever made. I have two with different replaceable barrel lengths. I've had them both since I was many years younger. They will go to the grave with me.
Remington 870 is one of the most popular pump-action shotgun models on the market. This particular example has the Mesa Tactical Urbino stock, which mimics the Benelli It also has the Harris Tactical Full Rail System installed.