Just downloaded the Techmanual errata, and found out that you now only need 1 basic manipulator to allow a heavy suit to be mechanized, and that a Heavy Recoilless Rifle now weighs 325kgs and has a range of 3/5/7. As a result I was inspired to make this Marian Heavy BA:
Classic BattleTech Battle Armor Technical Readout
VALIDATED
Type/Model: "Marius" Heavy Battlearmor
Tech/Era: Inner Sphere / 3085 / CBT Rules
Chassis Type: Humanoid
Weight Class: Heavy Battle Armor (1,001 - 1,500 kg)
Rules: Level 2, Standard design
Ground Speed: 21.6 km/h
Armor Type: Standard
R&D Start Date: 3065
Prototype Design and Production: 3066
Standard Production: 3068
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Variant: 1
Equipment: Slots Mass
Chassis Type: Heavy Class Humanoid 0 300
Motive System: Ground Movement (2 MP) 0 80
Armor Type: 10 Points Standard 0 500
Manipulators:
Left Arm: Basic Manipulator 0 0
Right Arm: Armored Glove 0 0
Fixed Weapons & Equipment Loc Shots Slots Mass
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SRM 3 Body 2 3 240
Magnetic Clamps Body 2 30
Searchlight Body 1 5
Mission Equipment (10kg Capy) LA 1 10
Cutting Torch LA 1 5
Anti-Personnel Weapon Mount LA 1 5
Heavy Recoilless Rifle RA 20 3 325
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TOTALS: 12 1500
Slots & Mass Available for Configurations: 0 0
==================================================================
Variant: 2
Equipment: Slots Mass
Chassis Type: Heavy Class Humanoid 0 300
Motive System: Ground Movement (2 MP) 0 80
Armor Type: 10 Points Standard 0 500
Manipulators:
Left Arm: Battle Claw 0 15
Right Arm: Armored Glove 0 0
Fixed Weapons & Equipment Loc Shots Slots Mass
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Rocket Launcher 4 Body 1 3 100
Rocket Launcher 4 Body 1 3 100
Magnetic Clamps LA 2 30
Firedrake Support Needler LA 30 1 50
Heavy Recoilless Rifle RA 20 3 325
Rifle, Automatic Rt Hand 30 0 0
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TOTALS: 12 1500
Slots & Mass Available for Configurations: 0 0