Introduction: How to Change From a Rifled Barrel to a Smooth Bore Barrel on a Remington 870 Shotgun

Picture of How to Change From a Rifled Barrel to a Smooth Bore Barrel on a Remington 870 Shotgun

One of the neat things about the 870 is the fact it has a rifled barrel for shooting slugs, and a smooth bore barrel for shot shells.

It takes about 5 minutes to change out barrels, this instructable will show you how.

Remember to follow proper firearm handling procedures when doing this project, and wear safety glasses!

Step 1: Ensure the Firearm Is Unloaded

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Make sure the firearm is unloaded by opening the action.

Keep the action open for this entire procedure.

Step 2: Removing the Barrel Lock

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Unscrew the barrel lock screw with you hands by turning it counter clockwise.

It should removed from the magazine area.

Step 3: Remove the Barrel

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Slight up on the barrel until it clears the magazine tube.

Once off set this barrel aside or store in a safe place.

Step 4: Attach the New Barrel

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Slide the shot barrel down onto the magazine area. Line up the base (chamber) area of the barrel with the action of the stock as you slide it down.

Step 5: Screw on the Barrel Locking Cap

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Re-screw on the cap on top of the barrel connection to the magazine slide.

It is a good idea to also check the choke, to ensure it is still tightly screwed in when you make the barrel swap.

You are now complete, enjoy the shooting range!

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