The ADM Lightweight TR QD Mount is engineered for RMSc footprint red dot optics with Lower 1/3 co-witness height and patented quick-detach capability.American Defense Manufacturing Lightweight TR MountCompatible with EoTech EFLX Leupold Delta Point/Pro Vortex DefenderPatented QD Auto Lock Lever system - no tools requiredPrecision machined 6061 T6 aluminum with hard coat anodize30% lighter than standard ADM mountsLower 1/3 co-witness height for optimal sight alignmentSuperior clamping surface for maximum rail engagementIdeal for AR pistols and weapon platforms requiring a lightweight reliable red dot mounting solution with quick-detach convenience and precise repeatability.