Tokyo Marui MK23 Quick Adjust Hop-Up Chamber pbs-1 The sight features a high-sensitivity

The sight features a high-sensitivity 384x288 or 640x512 thermal detector and a 1024x768 OLED monitor

Image Sensor 1/3” Progressive Scan CMOS

unlimited eye relief

making it easy to remember the direction for increasing or decreasing hop-up

Tokyo Marui MK23 Quick Adjust Hop-Up Chamber pbs-1 The sight features a high-sensitivityFor Tokyo Marui SOCOM MK23 The Tokyo Marui version requires a conversion kit (included in the package) Easy hop up adjustment without removing the slide Downward vertical hop ring to ensure no deviation Hop up bucking inner barrel not included This kit may work with MK23 models from other brands, but modifications are required. The outer barrel slides over the unit, and the unit itself must be sanded down until it sits flush.