Viper Archery Products Sidewinder XL Sight Black. aperture. Features Delrin bushings for ultra-smooth adjustment all stainless steel hardware and micro-adjustable windage and elevation. Various pins sizes available. Specifications for Viper Archery Products Sidewinder XL Sight: Manufacturer: Viper Archery Products Color: Black Hand: Right Features of Viper Archery Products Sidewinder XL Sight: Single competition style up-pin Longer sight radius 2nd Axis Adjustment Micro-adjustable windage and elevation All stainless steel hardware Package Contents: Viper Archery Products Sidewinder XL Sight Viper Archery Products SWXL-10: Sidewinder XL Sight Black