FAB Defense Rear Back Up Sight (RBS) Broad Toe Durable and rigid nailed ABS

Durable and rigid nailed ABS heel

a lightweight and durable Cordura® nylon exterior sheds light rain and snow

for additional safety

Mossy Oak Elements Terra Camo

The Riveter delivers amazing all-day comfort

FAB Defense Rear Back Up Sight (RBS) Broad Toe Durable and rigid nailed ABSThe RBS is an advanced, dual aperture, durable and low profile auxiliary rear sight. It can be used with any front sight and was designed for more accurate aiming and faster target acquisition. Windage is easily and quickly adjusted without tools. RBS is readily mounted on any 1913 Picatinny rail, making it ideal for use on M4 AR 15 M 16 platforms and on the FAB Defense K. P. O. S. Advantages: Can be used as primary or back up sight Ergonomic angel