Here you go MG-freak Atlas. I used every way conceivable to cram as many MGs in there as possible 

You know It's not very often one hears this, but I think you might need more ammo, you only got 15 shots per gun...
But I raise you this
AP Gauss Mech
Mass: 70 tons
Tech Base: Clan
Chassis Config: Biped
Rules Level: Tournament Legal
Era: Dark Ages
Tech Rating/Era Availability: F/X-X-E
Production Year: 3132
Cost: 15,470,907 C-Bills
Battle Value: 1,732
Chassis: Unknown Standard
Power Plant: Unknown 350 Fusion XL Engine
Walking Speed: 54.0 km/h
Maximum Speed: 86.4 km/h
Jump Jets: None
Jump Capacity: 0 meters
Armor: Unknown Standard Armor
Armament:
30 AP Gauss Rifles
Manufacturer: Unknown
Primary Factory: Unknown
Communications System: Unknown
Targeting and Tracking System: Unknown
================================================================================
Equipment Type Rating Mass
--------------------------------------------------------------------------------
Internal Structure: Standard 107 points 7.00
Engine: XL Fusion Engine 350 15.00
Walking MP: 5
Running MP: 8
Jumping MP: 0
Heat Sinks: Double 13(26) 3.00
Gyro: Standard Gyro 4.00
Cockpit: Standard 3.00
Actuators: L: SH+UA+LA+H R: SH+UA+LA+H
Armor: Standard Armor AV - 160 10.00
CASE Locations: CT, LT, RT, LA, RA 0.00
Internal Armor
Structure Factor
Head 3 9
Center Torso 22 25
Center Torso (rear) 6
L/R Torso 15 21
L/R Torso (rear) 5
L/R Arm 11 15
L/R Leg 15 19
================================================================================
Equipment Location Heat Critical Mass
--------------------------------------------------------------------------------
8 AP Gauss Rifles RA 8 8 4.00
8 AP Gauss Rifles LA 8 8 4.00
6 AP Gauss Rifles RT 6 6 3.00
6 AP Gauss Rifles LT 6 6 3.00
2 AP Gauss Rifles CT 2 2 1.00
@AP Gauss Rifle (160) RT - 4 4.00
@AP Gauss Rifle (160) LT - 4 4.00
@AP Gauss Rifle (40) HD - 1 1.00
@AP Gauss Rifle (80) RL - 2 2.00
@AP Gauss Rifle (80) LL - 2 2.00
Free Critical Slots: 0
BattleForce Statistics
MV S (+0) M (+2) L (+4) E (+6) Wt. Ov Armor: 5 Points: 17
5 9 9 0 0 3 0 Structure: 4
Special Abilities: CASE, SRCH, ES, SOA
Equipped with 30 AP Gauss, each with 17 shots, an AP-Gauss dose 3 damage to mechs, 2D6 vs infantry and has a range of 3/6/9/12.