nightforce shv nightforce shv 5-20x56 nightforce shv 3-10x42mm nightforce shv 4-14x50 f1 nightforce shv 5-20x56mm rifle scope nightforce shv 5-20x56mm nightforce shv scope nightforce shv 4-14x50 nightforce shv 3-10x42mm rifle scope nightforce shv 4-14x56