Overview Reviews Product Description Fixed A2 style rear sight Product Videos Custom Field Page Title Ar15 Rear A2 Back-up Iron Sight Product Reviews Write a Review Write a Review × Ncstar Ar15 Rear A2 Back-up Iron Sight Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *