RH PX600 Zolder 150D Carbon 4 Cylinder Airbox with cowl bonded on and 2 x straight oval 75mm inlets.
Quick release Airbox to fit ITG JC50 Compatible range Backplates Backplate NOT Supplied(available from ITG dealers only). Gasket foam available from Reverie. R01SE6161
A Technical drawing of this product can be found here
You can also fit an ITG air filter made especially for this airbox. See ITG Foam Filter.