AR-15 [Explicit]
- ... are O-ring sealed and will stay dry even go 30cm deep for 30 minutes. The high shock-resistant design makes the sight can withstand bumps, bangs, drops and the rough-and-tumble environment of the field. Nitrogen inside the sight ensures that interior optical surfaces will not fog due to changes in humidity or temperature..
- 2 Height Mount Options: 5 slots 1" riser mount, with 1/3 lower co-witness, providing for more open and clear view. Machined from aircraft aluminum with matte black anodizing, high quality and durable..