Rifle Scopes NF clearance at MidwayUSA

[ranger1183]

Head's up guys! NightForce scopes are on clearance sale at MidwayUSA

Nightforce NXS Rifle Scope 30mm Tube 3.5-15x 50mm Hi-Speed Zero Stop Side Focus Illuminated UHV.5 1000 Yard Ballistic Reticle Matte
$1,490.95 Save $371.05 (19%) Clearance: 3 available at this price
Nightforce NXS Rifle Scope 30mm Tube 3.5-15x 50mm Hi-Speed Zero Stop

 

[Bedlam]

Why is this being closed out, is it an old model? I thought HS/ZS has only been around for a year or so now.