Pick up a Mark 5HD and youll feel the difference its up to 20ozs lighter than other scopes in its class. Get behind one and youll see the difference from the superior edgetoedge clarity and extreme lowlight performance. With three revolutions of elevation adjustment the Mark 5HD was built to max out the performance of the latest longrange rifles and ammo. Ergonomically designed with more tactile audible click adjustments larger numbers and a highspeed throw lever so you can put accurate fire downrange faster.