This etch is designed to upgrade the brake levers on the underframe of Bachmann TTA/MKA/MTA/PNA/POA/ZKA family of wagons. The etch contains parts to convert one wagon.
It should be noted this underframe is the correct one under both styles of Bachmann PNA body.
The underframe is also used under the Stenson Models Powell Duffryn Scrap Wagon.
Instructions can be downloaded via the link below.
Please note that replacement Bruninghaus Springs are available separately from Stenson Models