F5J & Electric Models F5J & Electric Models Prestige 2PK £1,750.00 Infinity Evo £1,550.00 Optimus Sport £1,550.00 Osprey 2 £975.00 NEW! Eternity F5j £1,750.00 NEW! Liberty F5j £1,650.00 NEW! Hawk NG Spark F5j £1,700.00 NEW! CN Models Sensor £1,750.00