Brownells AR-15 Rear Sight Elevation Knob Spring Silver

The Brownells AR-15 Rear Sight Elevation Knob Spring is a precision replacement component designed for AR-15 platform rifles. This genuine Brownells part ensures proper function of your rear sight elevation adjustment mechanism. Manufactured from high-quality spring steel with a durable silver finish for corrosion resistance and longevity. Essential for maintaining accurate windage and elevation adjustments on iron sight equipped rifles. Perfect for gunsmiths, armorers, and shooting enthusiasts performing routine maintenance or repairs on AR-15 rear sight assemblies. Compatible with standard mil-spec AR-15 rear sight configurations. This OEM-quality replacement spring restores proper tension and smooth operation to worn or damaged elevation knob assemblies, ensuring consistent sight adjustments and improved accuracy.