Replace your old default weapon data with this new one :

$ M4				INSTANT_HIT	100.0 120.0	356	-1		5	rifle		30	 50		0.74 -0.05  0.13     0  0	0.45 0.9 	 6  8  6	 6  8  6  99	7011
$ M4				INSTANT_HIT	110.0 150.0	356	-1		5	rifle		30	 50		0.74 -0.05  0.13     1  50	0.65 1.1 	 6  8  6	 6  8  6  99	7011
$ M4				INSTANT_HIT	130.0 190.0	356	-1		5	rifle		30	 50		0.74 -0.05  0.13     2  999 0.80 1.1 	 6  8  6	 6  8  6  99	7031

#$ SNIPERRIFLE		INSTANT_HIT	40.0 100.0	358	-1		6	sniper		1	 125	0.7  -0.05  0.2 	0  0	0.75 1.0 	 6 17  7	6  17  7  99	A014
$ SNIPERRIFLE		INSTANT_HIT	150.0 200.0	358	-1		6	sniper		20	 99	0.7  -0.05  0.2 	1  300	1.0	 1.0 	 6 14  6	6  14  6  99	A014
#$ SNIPERRIFLE		INSTANT_HIT	60.0 100.0	358	-1		6	sniper		1	 125	0.7  -0.05  0.2 	2  999	1.25 1.0 	 6 17  7	6  17  7  99	A014
