 While the earlier Komar class were cheap and efficient boats (and the first to sink a warship with guided missiles, destroying the Israeli Navy's "Eilat"), their endurance, sea keeping, and habitability were modest at best, and the missile box was vulnerable to damage from waves.Among their other weak points were the wooden hull, the radar set lacking a fire control unit, and an inadequate defensive armament consisting of two manually operated 25 mm guns with only a simple optical sight in a single turret.The Komars' offensive weapons were a pair of P-15 Termit (NATO