FAB Defense FRBS Offset Rifle Sights Kit Black

Offset Folding Backup Sights Kit Product Advantages: Designed as a back-up sighting solution for use in conjunction with magnification lenses during CQB scenarios Sleek design with minimal protruding parts No tools needed for a quick and easy elevation and wind adjustment RBS – Rear Back-up sight can be manually adjusted for windage FBS – Front Back-up sight can be manually adjusted for elevation Available in both right and left side variations Durable fiberglass reinforced polymer and metal