I gave it a TC'd ERLL. If the LRMs have a TN of 8+ the expected heat (and given the number of launchers the number of locks will be pretty consistent) is low enough to fire the ERLL with no trouble.
Bane SLRM
Mass: 100 tons
Tech Base: Clan
Chassis Config: Biped
Rules Level: Experimental Tech
Era: Clan Invasion
Tech Rating/Era Availability: F/X-X-F-A
Production Year: 3070
Cost: 24,470,000 C-Bills
Battle Value: 3,393
Chassis: Unknown Endo-Steel
Power Plant: Unknown 300 Fusion XL Engine
Walking Speed: 32.4 km/h
Maximum Speed: 54.0 km/h
Jump Jets: None
Jump Capacity: 0 meters
Armor: Unknown Standard Armor
Armament:
1 ER Large Laser
20 Streak LRM-5s
Manufacturer: Unknown
Primary Factory: Unknown
Communications System: Unknown
Targeting and Tracking System: Unknown
================================================================================
Equipment Type Rating Mass
--------------------------------------------------------------------------------
Internal Structure: Endo-Steel 152 points 5.00
Internal Locations: 2 LT, 1 RT, 2 LL, 2 RL
Engine: XL Fusion Engine 300 9.50
Walking MP: 3
Running MP: 5
Jumping MP: 0
Heat Sinks: Double Heat Sink 15(30) 5.00
Heat Sink Locations: 1 CT, 1 LT, 1 RT
Gyro: Standard 3.00
Cockpit: Standard 3.00
Actuators: L: SH+UA R: SH+UA
Armor: Standard Armor AV - 296 18.50
CASE Locations: LT, RT 0.00
CASE II Locations: 1 LT, 1 RT 1.00
Internal Armor
Structure Factor
Head 3 9
Center Torso 31 46
Center Torso (rear) 15
L/R Torso 21 32
L/R Torso (rear) 10
L/R Arm 17 34
L/R Leg 21 37
================================================================================
Equipment Location Heat Critical Mass
--------------------------------------------------------------------------------
ER Large Laser HD 12 1 4.00
Targeting Computer RT - 1 1.00
10 Streak LRM-5s RA 20 10 20.00
10 Streak LRM-5s LA 20 10 20.00
@Streak LRM-5 (120) RT - 5 5.00
@Streak LRM-5 (120) LT - 5 5.00
Free Critical Slots: 0
BattleForce Statistics
MV S (+0) M (+2) L (+4) E (+6) Wt. Ov Armor: 10 Points: 34
3 8 8 8 0 4 4 Structure: 5
Special Abilities: CASEII, CASE, SRCH, ES, SEAL, SOA