XM7 Storm Gun

Description

The XM7 is a prototype man-portable assault cannon of advanced design. Incorporating a radically new muzzle brake and an advanced recoil compensation system, the XM7 can be carried and fired by one person (a special harness is standard equipment, and most people prefer to fire the weapon from this position than from the conventional shoulder position). The weapon is fitted with a special laser targeting system (the laser beam is visible only when viewed through a special set of goggles issued with the weapon), which enables reasonably accurate shots from the hip. It can also be fired from a bipod at greater range.

Associated Games/Campaigns

Dark Conspiracy $27,000 (—/R)
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Originally Published:  2002-11-05
Last Updated:  2009-02-17
Original Concept: GDW, Inc.
Final Design: Gerry Harris
 

 

Weapon Statistics

Name:  XM7 Storm Gun
TL:  9
Year:  2020
Nation:  United States
Ammo 20×118mm-9 Straight (High-Powered (Ea = 10,000+))
Muzzle Energy:  15,863 joules
Length:  175 cm 
Barrel:  31 cm
Mass:  29.47 kg/32.55 kg (29.5 kg) 
Price
§4639
Features:  Bipod; Flash Suppressor; Muzzle Brake-9; Optic Sight-9
Magazine:  5-round box magazine (1.6 kg; §16)

Add-Ons

None.

House Rules Performance

. Recoil .
Round ROF Dam Pen Bulk Mag SS Burst Range
Ball-9 SA 8 2-3-4 11 5 3 110 (94)
HE-9 SA 11 Nil 11 5 3 80 (71)
HEAP-9 SA 11 2-2-2 11 5 3 80 (71)
DS-9 SA 8 1-2-3 11 5 3 130 (113)
Tranq-9 SA -1* Nil 11 5 3 30 (30)
Bipod
. Recoil .
Round ROF Dam Pen Bulk Mag SS Burst Range
Ball-9 SA 8 2-3-4 11 5 3 140 (113)
HE-9 SA 11 Nil 11 5 3 100 (92)
HEAP-9 SA 11 2-2-2 11 5 3 100 (92)
DS-9 SA 8 1-2-3 11 5 3 170 (147)
Tranq-9 SA -1* Nil 11 5 3 30 (30)

Striker II Performance

Round Short Medium Long Extreme Notes
Ball-9 11: 3 (4) 22: 2 (4) 44: 1 (3) 88: 1 (2) None
HE-9 8: 2 (Nil) 16: 1 (Nil) 32: 1 (Nil) 64: 1 (Nil) None
HEAP-9 8: 2 (6) 16: 1 (6) 32: 1 (6) 64: 1 (6) None
DS-9 13: 2 (8) 26: 1 (8) 52: 1 (4) 104: 1 (3) None
Tranq-9 3: 2 (Nil) 6: 1 (Nil) 12: 1 (Nil) 24: 1 (Nil) None
Bipod
Round Short Medium Long Extreme Notes
Ball-9 14: 3 (4) 28: 2 (4) 56: 1 (3) 112: 1 (2) None
HE-9 10: 2 (Nil) 20: 1 (Nil) 40: 1 (Nil) 80: 1 (Nil) None
HEAP-9 10: 2 (6) 20: 1 (6) 40: 1 (6) 80: 1 (6) None
DS-9 17: 2 (8) 34: 1 (8) 68: 1 (4) 136: 1 (3) None
Tranq-9 3: 2 (Nil) 6: 1 (Nil) 12: 1 (Nil) 24: 1 (Nil) None

Planetfall Performance

Round ROF Ammo Dam Range (cm) Range (inches) Pen Burst Dice
Ball-9 2 5 8 110-220-440-880 55-110-220-440 2-3-4 N/A
HE-9 2 5 11 80-160-320-640 40-80-160-320 Nil N/A
HEAP-9 2 5 11 80-160-320-640 40-80-160-320 2-2-2 N/A
DS-9 2 5 8 130-260-520-1040 65-130-260-520 1-2-3 N/A
Tranq-9 2 5 1 30-60-120-240 15-30-60-120 Nil N/A
Bipod
Round ROF Ammo Dam Range (cm) Range (inches) Pen Burst Dice
Ball-9 2 5 8 140-280-560-1120 70-140-280-560 2-3-4 N/A
HE-9 2 5 11 100-200-400-800 50-100-200-400 Nil N/A
HEAP-9 2 5 11 100-200-400-800 50-100-200-400 2-2-2 N/A
DS-9 2 5 8 170-340-680-1360 85-170-340-680 1-2-3 N/A
Tranq-9 2 5 1 30-60-120-240 15-30-60-120 Nil N/A