C4 Folding Rear Sight Udblack TMPR System - Operating Humidity: 5% (0

- Operating Humidity: 5% (0 degrees C) - 90% (40 degrees C) 72 hours (Full-load in normal working condition)

- Sounds above 82 dB are muted

the Maglite ML50LX LED C-Cell flashlight is the Light For All Your Needs

- Fits: Remington Model RP9 (Night Sight Set with Orange Front Outline)

- Set of keys

C4 Folding Rear Sight Udblack TMPR System - Operating Humidity: 5% (0The Ultradyne C4 Flip Up Rear Sight utilizes Ultradyne's exclusive dynalign sight picture technology for accurate and immediate acquisition. Most BUIS systems utilize a sight picture that is non intuitive. In such systems, the brain's visual systems are asked to align a circular rear aperture with a rectangular front post shape while simultaneously ignoring the 'ears' that protect the front sight post. Dynalign's circle within circle sight picture