An Assortment of HO Scale Code 83 Snap-Track Pieces. There are Six Different Sized Short Pieces (2 each) with Nickel Silver Rail. Features: Code 83 track can be used with code 100 by using Atlas' transition joiners. Sizes of short pieces included (2 of each) - 3/4"- 1" - 1-1/4" - 1-1/2" - 2" - 2-1/2" Brown railroad ties with nickel silver rails. Accurately molded to detail. 24 brass rail joiners are included.