#211 HO Scale Styrene Gearbox Shims .010in & .015in.
For #5, 9, 20-Series & 40 Series & Whisker® Couplers.
Any coupler using the #232 (NO.5®) or #234 Gear Boxes. Shims will need to be trimmed to work with #242 Whisker® Gear boxes.
Package includes: 20 each per package.