AR-15 MODERN A1 REAR SIGHT BASE ASSEMBLY W/ RAPIDEX KNOB UR-21M

The Modern A1 Rear Base Sight Assembly with Rapidex Knob is a high-quality, modern upgrade for your AR-style rifle. It features a sleek, durable design and a precise Rapidex windage adjustment knob, making it easy to get the perfect shot every time. Whether you’re hitting the range or hitting the field, this sight will help you shoot with confidence.