In the majority of instances, WGRS sights are installed using either a dovetail or the existing screws located on the top of the receiver. The Williams WGRS-CVA round receiver sight is constructed from an aluminum alloy that surpasses the strength of many steel variants. It is lightweight and resistant to rust, embodying the high-quality standards synonymous with Williams products. Compact, low-profile WGRS round receiver rear peep sight - precision-engineered for enhanced accuracy and seamless integration with your firearm This material is characterized by its lightweight nature, exceptional strength and resistance to corrosion, making it ideal for various applications The mechanism features secure locks for both windage and elevation adjustments, ensuring precise and stable positioning during operation