Area 419 ARCALOCK Clamp The Area 419 ARCALOCK Clamp provides secure, mechanically-locked mounting for bipods and accessories on ARCA-compatible rails. Engineered to work with both standard ARCA rails and Area 419’s serrated ARCALOCK rails, this clamp delivers zero-slip performance through positive mechanical engagement. Two-Stage Screw Design: Proprietary mechanism enables rapid coarse adjustment followed by high-torque final tightening Mechanical Locking: Engages serrations on ARCALOCK rails for positive lock-up; backwards compatible with standard ARCA rails Barricade Stop Capability: Can be used as a fixed barrier contact point for stable position shooting Bipod Ready: Direct compatibility with Atlas bipods; accepts Picatinny adapter for Harris and other legacy bipods Precision Machined: CNC-manufactured from 6061-T6 aluminum with Type III hard coat anodizing Lightweight: Just 72.5 grams (2.6 oz) adds minimal weight to your system Made in USA: Designed and manufactured by Area 419 Ideal for precision shooters who need reliable, repeatable accessory mounting with the versatility to work across multiple rail systems and shooting positions.
