Atlas Model 540 Code 83 Remote Left-Hand HO

Comes with a 1/3 18" radius section, making the curved leg equal to an 18" radius section. To add a passing track and siding, simply replace a 9" straight section. When replacing an 18" radius curved section with an Atlas Snap-Switch, add a 1 1/2" straight section to the opposite side. Features: 18" Radius Snap-Switches Includes remote switch machine Designed for above or under-table switch machine Plastic Frog (cannot be powered) Cut-outs for rail joiners « less