The Beretta A400 Xtreme Magazine Cap with B-Lock Swivel Studs (brand part no. C8A472) is a Beretta forend cap for the A400 Xtreme, built around the B-Lock quick-detach system and fitted with two integrated sling swivel studs. It installs as a direct, factory-fit replacement, so there’s no custom fitting or gunsmithing involved. Whether you’re restoring a well-used pistol, shotgun, or carbine to factory spec or fine-tuning it for the range, this is the manufacturer’s own part, not a generic aftermarket copy.

Key Specifications

• Machined from anodized aluminum for a durable, lightweight cap.
• Uses Beretta’s B-Lock quick-attach forend system.
• Includes two integrated swivel studs, ready for a sling with no drilling.
• Sized specifically for the Beretta A400 Xtreme.
• Finished in black to match factory Xtreme cosmetics.

Frequently Asked Questions

What is the B-Lock system? It’s Beretta’s quick-attach forend cap system used on the A400 Xtreme, letting the cap thread on and off without extra tools.

How many swivel studs does it include? Two, so you can mount a sling directly to the forend without adding an aftermarket stud.

Buy the Beretta A400 Xtreme Magazine Cap with B-Lock Swivel Studs

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