This A/T Optic Riser 525-13X5 provides a 0.50 mount height elevation for AR platform firearms. Crafted from high-strength aluminum with a black anodized finish, this base features 18 slots across a 7.25 overall length with a standard Picatinny rail interface. It delivers extended mounting surface and rock-solid platform stability for scopes and optic accessories. Safety Note Always ensure the firearm is unloaded before installing or adjusting any optics or bases. Verify proper torque specifications during installation. Improper mounting may affect accuracy and safety.