Truglo's lever action rifle set sights replaces existing factory sights.It has full windage and elevation adjustment, and is cnc machined.This model fits marlin lever action rifles.*not for carbine barrels.Rear Color: GreenType: Fiber Optic Front/RearFrame Material: MetalFrame Color: BlackFirearm Fit: MarlinBase Configuration: DovetailStyle: AdjustableFront Material: Tritium/Fiber OpticRear Material: Tritium/Fiber OpticFront Color: RedWindage Adjustment: YesElevation Adjustment: YesFirearm Type: Rifle