The Schöma Diesel switcher was very popular.

Here are the explosion diagrams:

 

Model:LGB-20670-057
Weight:1 lbs
Availability:In Stock
$34.95
Model:LGB-22150-M021
Weight:1 lbs
Availability:In Stock
$24.95
Model:LGB-21670-M028
Weight:1 lbs
Availability:In Stock
$11.95
Model:LGB-20600-020
Weight:0.5 lbs
Availability:In Stock
$5.95
Model:LGB-20610-008
Weight:0.5 lbs
Availability:In Stock
$3.95