Bowser 43186 HO Scale 100 Ton 3-Bay Hopper Ex-Chessie CSX 833267 Styrene Truss The AR-1 uses tiny Opto-Sensors

The AR-1 uses tiny Opto-Sensors mounted between the rails where they are shaded from ambient room light by a piece of rolling stock

Morning Sun Books 1575 Western Maryland Power

The SW1200 combined the right size and muscle for these assignments

Traxxas 8260G Green Aluminum GTS Shocks with Spring Retainer for TRX-4 and Other Crawlers

Check it out it's another wild creation from designer Tom Daniel The Lil Tarantula in action the terror of the drag ship doing a giant Wheelie of a macabre spider web base

Bowser 43186 HO Scale 100 Ton 3-Bay Hopper Ex-Chessie CSX 833267 Styrene Truss The AR-1 uses tiny Opto-SensorsBowser 43186 HO Scale 100 Ton 3 Bay Hopper Ex Chessie CSX 833267 Ready To Run, Roller Bearing Trucks with metal 36" wheels, interior & slope sheet braces and knuckle couplers. NOTE: Road number may vary from picture shown.