BSA 48-OP - Outer Panel Sub-Assembly, 1948 to late 1950 £205.70 Quantity: at £205.70 each Add To Basket 1 in stock. Outer Panel Sub-Assembly, 1948 to late 1950 Sub-assembly comprises: Outer Panel. Side Lamp Pods. Rain Channel. Brackets for Fuel Pump and Regulator Mounting Plate. See BSA 50-OP for later version without Side Lamp Pods.