The NKS501 Rear Flip Up Sight is a robust and practical solution for shooters seeking a reliable backup iron sight for their rifle platforms. Designed for both recreational shooters and professionals, this sight provides quick deployment and precise adjustment, making it suitable for a range of tactical, sporting, and training applications. Its flip-up mechanism allows seamless transition between optics and iron sights, ensuring consistent accuracy when it matters most.
Product Overview
Constructed from durable, high-grade aluminum alloy, the NKS501 Rear Flip Up Sight offers a lightweight yet sturdy profile, engineered to withstand regular field use. The sight features a spring-loaded, ambidextrous flip-up mechanism for rapid engagement, and a low-profile design when folded to minimize snagging and bulk. Compatible with standard Picatinny and Weaver rails, it is easily installed on most modern sporting rifles, including AR-15 platforms. Windage adjustment is tool-free, enabling shooters to fine-tune their point of impact efficiently. Corrosion-resistant coatings and precise machining reflect NKS’s commitment to quality and longevity in firearm accessories.
Technical Specifications
| Feature |
Specification |
| Manufacturer |
NKS |
| Model |
NKS501 Rear Flip Up Sight |
| Type |
Rear flip-up iron sight |
| Material |
Anodized aluminum alloy |
| Mounting Interface |
Picatinny / Weaver rail compatible |
| Deployment Mechanism |
Spring-loaded, ambidextrous flip-up |
| Adjustment |
Tool-free windage adjustment |
| Finish |
Matte black, corrosion-resistant |
| Profile |
Low-profile when folded |
| Compatibility |
Most AR-15 and modern sporting rifles |
| Weight |
Approx. 40g (1.4 oz) |
| Warranty |
Manufacturer’s limited warranty |
Further Product Details
This rear flip up sight is ideal as a backup aiming solution for rifles equipped with optics, ensuring continued usability in the event of optic failure or for close-quarters engagements. Installation is straightforward, requiring only a compatible Picatinny or Weaver rail, with no specialized tools necessary for mounting or adjustment. The NKS501 is designed to co-witness with most standard-height front sights, offering flexibility for a variety of rifle configurations.
Included in the package is the NKS501 Rear Flip Up Sight and basic mounting hardware. Routine maintenance involves occasional cleaning and inspection to ensure smooth operation of the flip-up mechanism and adjustment dial. As with all firearm accessories in South Africa, users should ensure compliance with local regulations regarding firearm modifications. NKS provides a limited manufacturer’s warranty, underscoring their reputation for quality and support. This sight is a practical addition for shooters seeking dependable backup iron sights for their rifles.
