Kadee HO Scale #701 Coupler Assembly Jig

Coupler Assembly Fixture -- For #4, 5, 9 & 58 Couplers

A handy tool for assisting in the assembly of your Kadee® #4, NO.5® , 9 , & 58 HO Couplers.
Clamps coupler in the draft gear box, allowing easy insertion of centering spring and attachment of lid.