The Great Falls Sectional covers the airspace over Western Montana and Northern Idaho, including the US/Canada border region. Uses the standard 1:500,000 (6.86 nm per inch; 2.70 nm per cm) scale characteristic of sectional charts. Updated every six months. A low-cost, info-packed source of relevant FAA data to help you enjoy the wild blue yonder in Big Sky Country.
These sectionals are great. Easy to store and lightweight.
I got what I ordered in a timely affordable maner. very pleased