Wheel Type required:: 12mm Air Braked Disc
Paint required:: See instruction sheet
Transfers required:: See instruction sheet
Other items required:: Couplings and dummy Coupling Hooks.
Price Code: E
Weight: 38g
These followed on from the OBAs with a steel body, but retained the wood floor and "turn-over" bolsters of the OBA.(A number of the floor planks could be tipped sideways onto the adjacent plank to support the load clear of the floor and allow loading by forklift. Some OCAs were converted into Sea Horse wagons (C16 kit) and OTA (C20 kit and C21 kit).