7 plank open wagons were the principal wagons used for transporting coal and were standardised by the RCH in 1923. They had a capacity of 12 tons; many were privately owned and carried on in use post nationalisation right into the 1960s
The Dapol O gauge model of the 7 plank open wagon features:
Finely moulded body and chassis with internal detail represented
Opening side doors
Finely applied livery and printed details
Profiled wheels and axels with brass bearing pockets
Metal sprung buffers
3 link metal coupling chain with sprung coupling hook