Daniel Defense Rock and Lock A1.5 fixed rear AR 15 sight provides a streamlined back-up iron sight designed to work seamlessly with modern reflex optics. Its one-piece construction mounts directly to a MIL-SPEC flattop upper using the Rock and Lock fastener and self-locking steel thread insert, giving a secure, low-profile sight picture while maintaining charging-handle clearance on M4-type rifles.

Key features

• One-piece design for a durable, stable back-up sight setup
• A1.5 configuration provides a practical back-up sight option when using a reflex optic
• Rock and Lock mounting uses a slotted fastener threaded into a self-locking steel thread insert
• Low-profile form factor designed to preserve charging-handle clearance on M4-type rifles
• Fixed rear iron sight built for AR-15 MIL-SPEC flattop upper receivers

Add reliable back-up capability to your rifle build with the Daniel Defense Rock and Lock A1.5 fixed rear sight.