Luth-AR Modern A1 Rear Base Sight Assy w/Rapidex Knob Black UR-21M. It features a sleek durable design and Rapid Index Knob for easy windage adjustment Specifications for Luth-AR Modern A1 Rear Base Sight Assy w/Rapidex Knob: Manufacturer: Luth-AR...
Luth-AR Modern A1 Rear Base Sight Assy w/Rapidex Knob Black UR-21M. It features a sleek durable design and Rapid Index Knob for easy windage adjustment Specifications for Luth-AR Modern A1 Rear Base Sight Assy w/Rapidex Knob: Manufacturer: Luth-AR...