ZRO Delta FRZ T1 QD Mount 1/3 Co-Witness SPECIFICATIONS BRAND: ZRO DELTA CA PROP 65: YES MATERIAL: ALUMINUM RING & MOUNT ACTION: NORMAL RING & MOUNT FINISH: BLACK RING & MOUNT PIECES: 1-PIECE RING & MOUNT RISE: 0 MOA RING & MOUNT TYPE: PICATINNY STYLE DESCRIPTION FRZ T1 QD Mounts aren’t just lightweight and beautiful — they perform in a league of their own. The ZRO Delta mount guarantee is simple: ZRODelta. You will experience 0.0 MOA point of impact shift when dismounting, remounting, and interchanging sight or optical accessories