NCStar SCA420B | Compact Airgun Scope 4x20mm | Blue Lens

The NCStar SCA420B is a compact, fixed-power scope designed specifically for airguns and short-range shooting. It provides a simple, low-profile mounting solution with included 3/8″ dovetail rings and protective lens covers. The scope features a blue multi-coated lens and a non-illuminated reticle suited to daylight and controlled-range use.

Appropriate applications include precision air-rifle target shooting and small-game hunting where a compact, fixed-magnification optic is preferred.

Product Specifications

• The magnification is 4x for fixed-power, short-range engagement.
• The objective lens diameter is 20mm as part of the 4x20mm designation.
• The lens treatment is multi-coated to improve light transmission and reduce glare.
• The reticle type is a non-illuminated reticle for straightforward aiming.
• The included mounting system is 3/8″ dovetail rings compatible with many air rifles.
• The package includes lens covers to protect optics in storage and transport.
• The finish is black for a low-profile appearance on sporting rifles.
• The product is marketed for airguns and pellet rifles as a short-range optic.
• The manufacturer part number is listed as SCA420B.
• The UPC is 814108010454.
• The product is sold as each (EA) per the manufacturer listing.
• The scope is described as a compact design intended for lower-profile installations.
• The lens color is specified as blue in the product description.

Compact and purpose-built, the NCStar SCA420B offers a straightforward optic solution for shooters who favor a low-profile fixed-magnification scope on air rifles. Its included dovetail rings and lens covers make it a convenient package for field use or range sessions, while the multi-coated blue lens and non-illuminated reticle keep the optic simple and durable.