The Unity FAST Accessory Riser in FDE is a precision-engineered mounting solution that raises optics thermals and lasers by 0.725 inches for optimal heads-up shooting posture on M1913 rails.Unity FAST Accessory Riser - FDE FinishRaises mounted accessories by 0.725 inchesCreates 2.26" optical centerline with compatible opticsCompatible with Sig Sauer ROMEO8T Leupold LCO and thermal devicesCovers only 3 slots on M1913 Picatinny railMachined cable routing slot for clean installations7075-T6 aluminum constructionType III hardcoat anodized finish2 cross bolt rail clamp systemIdeal for tactical applications requiring elevated optic positioning this riser provides consistent and reliable height adjustment for lasers red dots and thermal imaging devices while maintaining a low-profile footprint.