Area 419

Area 419 machines precision rifle hardware in Ohio, and the ARCALOCK system is its answer to the wobble and slow setup of a plain ARCA clamp. At Xtreme Tactical we stock the ARCALOCK range for Atlas bipods — the standard and QD clamps, the dual-clamp with an integrated Picatinny section, and the spigot extension — dispatched from our UK warehouse.

This is a focused four-item range rather than a broad one, aimed squarely at shooters running an ARCA-Swiss forend on an F-Class, benchrest or precision rifle who want the bipod to slide and lock without play. Fit one to an Atlas bipod, browse all bipod accessories, or compare across ARCA bipods and clamps, rifle bipods and F-Class and benchrest bipods.

Frequently Asked Questions

What is ARCALOCK?
Area 419's clamping standard for ARCA-Swiss rails, designed to lock a bipod down without the play you get from a plain screw clamp, and to slide freely along the rail when released.

Will these fit my Atlas bipod?
Yes — these clamps replace the standard clamp on an Atlas bipod, so it mounts to an ARCA-Swiss rail rather than Picatinny.

Why choose ARCA over Picatinny?
An ARCA-Swiss rail lets you slide the bipod anywhere along the forend to balance the rifle, instead of moving it a slot at a time. See ARCA bipods and clamps.

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Why buy from Xtreme Tactical

UK-Based Retailer

Dispatched from the UK with local support.

No Import Fees

Order without overseas customs or surprises.

7-10 Business Days Delivery

£5 tracked UK delivery on every order.

Specialist Support

Expert product knowledge when you need it.