The UTG Accu-Sync flip-up rear sight is a spring-loaded backup iron sight (BUIS) for flat-top AR-15 uppers, with a dual aperture and tool-free windage adjustment.
Features:
- CNC-machined 6061-T6 aluminum and steel construction
- Matte black anodized finish
- Dual aperture for close and longer-range use
- Tool-free windage adjustment wheel
- Posi-lock auto-deploy push button
- Single locking Torx screw with squared recoil stops, 35 in-lb torque
Mounts on MIL-STD-1913 Picatinny rails. Picatinny only.