Atlas HO 172 Code 100 Track 25-Degree Custom-Line Crossing

HO Code 100 with black ties and nickel silver rail
Precisely engineered angles of intersection to solve most crossing requirements
For double crossovers use the 19 degree crossing with #6 turnouts
The 19 degree crossings are especially suited for junctions between double-track mainlines.
Precisely engineered with black injection molded plastic and featuring black ties and nickel silver rail, Code 100 is extremely popular and considered an industry standard.