The Tru-Glo Micro-Brite Sight uses a Patented Decreasing Diamter Pin design that uses smaller pin sizes for longer yardages. Also uses Tru-Touch soft-feel technical coating. The ultra-fine click adjustment was added for windage and elevation. New micro push-button light and a tool-less design. Extra-long, protected, and wrapped fibers for added durability. Precision pin alignment eliminates distortion. Also included is the glow-in-the-dark shooter's ring which helps align the peep sight. These lighted models are designed to reduce unwanted pin glare. The Micro Brite also has an adjustable level with two vertical bars. All pins are green. Top pin is .029, middle pin is .019 and bottom pin is .010.