The 4114 and 4314 non-handed electric strikes are both durable and dependable. They are designed for hollow metal frames and are consistent with 3/4" latch projection. It is recommended these strikes be used with centerline mortise locks, centerline mortise exit devices, cylindrical locks, and narrowline aluminum locks. They feature durable stainless steel faceplates, field-tested modular design, and they ensure deadlocking. 12VAC/DC or 24VAC/DC.