Area 419 ARCALOCK Dual Clamp – The ultimate bipod clamp for shooters needing both ARCA and Picatinny compatibility. Precision-milled from aerospace-grade 6061-T6 aluminum and stainless steel. Features adjustable tension and an ARCALOCK on/off switch for a secure fit on both standard ARCA and ARCALOCK rails. • ARMS 17S interface – fits Atlas, TBAC, MDT, Magpul, Harris (with adapter), etc.  • Hardened steel grabbers for solid Picatinny lock-up  • Adjustable clamping tension for universal fit  • ⚠️ Not compatible with Garmin XERO Arms, RailChanger X, or tripods like Two Vets  • Made in USA