Lionel 612027 O Fastrack 10" Accessory Activator Extender

FasTrack® is designed with a fantastic prototypical look and is easily assembled into an infinite number of designs while providing reliable performance for your trains. Insulated Outside Rail Accessory Activation PRODUCT SPECIFICATIONS Dimensions Length10" Track curves are measured from CENTER RAIL TO CENTER RAIL. The actual area the track takes up is a few inches more to include the track bed. O-31 Curves need 8 curve track pieces for a complete circle – Approximate area will be 3 feet O-36 Curves need 8 curve track pieces for a complete circle - Approximate area will be 3.5 feet O-48 Curves need 12 curve track pieces for a complete circle - Approximate area will be 4.5 feet O-60 Curves need 16 curve track pieces for a complete circle - Approximate area will be 5.5 feet O-72 Curves need 16 curve track pieces for a complete circle - Approximate area will be 6.5 feet O-84 Curves need 32 curve track pieces for a complete circle- Approximate area will be 7.5 feet O-96 Curves need 32 curve track pieces for a complete circle- Approximate area will be 8.5 feet