KATO 28-187 - Gap Shortening Knuckle Coupler for Bogie Freight Car (Black)
Item includes 20 pieces.
Compatible with KATO freight car with bogie. Not applicable with 2 axle freight.
Also not compatible with following products
KATO 10-565/566, 10-228 - Super Rail Cargo (even with different model number)
KATO 10-271/243 - "TOBIUO/GINRIN"