N Scale UP Roller Bearing Q TRUCK 2PK w/Generator

This set of trucks is a pair of equalized GSI (General Steel Industries)  Roller Bearing Outside Swing Hangar Trucks for UP cabeese.  These trucks are designed for 0.540 lo profile flange axles and attached with a Micro-Trains bolster pin.  

These Outside Swing Hangar Trucks are perfect for IRC/Centralia Car Shops latest run of Union Pacific CA-3 & 4 Cabooses, which have incorrect generic caboose trucks. These trucks will fix that problem. Friction bearing versions went on Armour Yellow CA-3's & 4's starting in 1952. 1969 thru 1977 saw adding the roller bearing version to Pool Service Cabooses with two CA-3's and seven CA-4's being converted in 1975.

For Cabeese with Friction Bearing Outside Swing Hangar trucks, see:https://www.shapeways.com/product/XEZ4G2FRA/n-scale-up-friction-bearing-q-truck-2pk

CA-8 and above had INTERNAL generators. For Cabeese with Roller Bearing Outside Swing Hangar Trucks without an external generator, see: https://www.shapeways.com/product/6WYN8FLLF/n-scale-up-roller-bearing-q-truck-2pk-w-o-generato