The Swiss Threadstricer Billet Gun Clamp is a precision-machined firearm accessory featuring ARCA compatibility and dual threading options for maximum versatility in mounting applications.Swiss Threadstricer Billet Gun Clamp with ARCA rail compatibilityDual thread specifications: 1/4-20 and 3/8-16 for universal mountingPrecision billet construction for superior durability and accuracyCompact dimensions: 1.65 x 3.95 x 5.10 inchesProfessional-grade manufacturing standardsIdeal for competitive shooting hunting and tactical applications where reliable precision mounting is essential for optimal firearm performance and stability.