HO Kadee #242 "Black Box" Snap-Together Insulated Gearbox & Lids
From Kadee:
The #242 Plastic Gearboxes & Lids are the same gearboxes included with all 140-Series Whisker® couplers. They also work with the No.5®, #58, and all 20-Series couplers. A simple snap-together design makes assembly easy. These gearboxes make great replacements for manufacturer's molded-on gearboxes and make adapting Kadee® couplers to your models a breeze.
Package Includes:
(10) Pair #242 Gearboxes & Lids