Troy battlesights are known for their performance and durability.Rugged, low-profile micro set sights are designed for firearms with top rails higher than the standard m4.This sight set greatly enhances weapons such as the iar, sig sauer's 556 pistol and carbine, pof 416 and 417, fn scar, robinson armament xcr, hk 416 and 417.For shooters who favor a sightline as close to the barrel as possible or for those with raised top rail systems, the troy micro battlesight provides an ideal solution.This micro set model has an hk-style front with the standard round rear.Rear Color: BlackType: Front/Rear SetFrame Material: AluminumFrame Color: BlackFirearm Fit: IAR,Sig 556,POF 416,FN SCARBase Configuration: Picatinny RailStyle: FoldingFront Material: AluminumRear Material: AluminumFront Color: Black