Heavy is a weapon mod for several weapons in Fallout 76 and its update Wild Appalachia.
Effects
Attaching the mod to a weapon results in the following changes to the weapon:
- +20% damage bonus multiplier
- 25% extra limb damage
- 20% increased chance to cripple
- 30% increased
value - 20% increased weapon weight
- -5 weapon durability
The mod for the bear arm additionally increases 
value and weapon weight by another 50% each.
The mod for both the Sheepsquatch club and staff additionally increases weapon weight by another 10%.
Learn chance
| Weapon | Plans | Learn chance |
|---|---|---|
| Lead pipe | Learned from scrapping | Medium (20%) |
| Pipe wrench | ||
| Sledgehammer | ||
| Bear Arm | Plan: Bear Arm heavy mod | |
| Sheepsquatch club | Plan: Heavy Sheepsquatch club | |
| Sheepsquatch staff | Plan: Heavy Sheepsquatch staff | |
Crafting
Weapon modifications will modify an existing weapon, and any modifications previously equipped on the weapon will be destroyed, not unequipped. Loose mods cannot be crafted. For modifications unlocked through scrapping, the corresponding weapon must be scrapped in order to learn how to craft it.
- Bear arm
| Materials: | Requirements: | Produces: | ||
|---|---|---|---|---|
| Lead (1) Screw (1) Steel (3) |  | Build at: Learn Method: Learned from plan/recipe Plan: Bear Arm heavy mod Perks: |  | Heavy (1) |
- Lead pipe
| Materials: | Requirements: | Produces: | ||
|---|---|---|---|---|
| Adhesive (1) Concrete (2) Lead (2) Steel (1) | | Build at: Learn Method: Learned when scrapping object Chance: 20% Perks: | | Heavy (1) |
- Pipe wrench
| Materials: | Requirements: | Produces: | ||
|---|---|---|---|---|
| Adhesive (2) Lead (2) Screw (1) Steel (6) | | Build at: Learn Method: Learned when scrapping object Chance: 20% Perks: | | Heavy (1) |
- Sheepsquatch club
| Materials: | Requirements: | Produces: | ||
|---|---|---|---|---|
| Adhesive (3) Concrete (5) Lead (3) Steel (15) | | Build at: Learn Method: Learned from plan/recipe Plan: Heavy Sheepsquatch club Perks: | | Heavy Sheepsquatch club (1) |
- Sheepsquatch staff
| Materials: | Requirements: | Produces: | ||
|---|---|---|---|---|
| Adhesive (3) Concrete (5) Lead (3) Steel (15) | | Build at: Learn Method: Learned from plan/recipe Plan: Heavy Sheepsquatch staff Perks: | | Heavy Sheepsquatch staff (1) |
- Sledgehammer
| Materials: | Requirements: | Produces: | ||
|---|---|---|---|---|
| Adhesive (2) Concrete (6) Lead (2) Wood (1) | | Build at: Learn Method: Learned when scrapping object Chance: 20% | | Heavy (1) |
ID Table
| Weapon | OMOD editor ID | OMOD ID | MISC editor ID | MISC ID |
|---|---|---|---|---|
| Bear Arm | mod_melee_BearArm_Heavy | 003F06E3 | N/A | |
| Lead pipe | mod_melee_LeadPipe_ExtraHeavyHead | 00187812 | miscmod_mod_melee_LeadPipe_ExtraHeavyHead | 00186BCD |
| Pipe wrench | mod_melee_PipeWrench_HeavyHead | 000975D4 | miscmod_mod_melee_PipeWrench_HeavyHead | 000C73FA |
| Sheepsquatch club | mod_melee_SheepSquatchClub_Heavy | 0045583A | miscmod_mod_melee_SheepsquatchClub_Heavy | 0045EC49 |
| Sheepsquatch staff | mod_melee_SheepSquatchStaff_Heavy | 0045584B | miscmod_mod_melee_SheepsquatchStaff_Heavy | 0045EC4E |
| Sledgehammer | mod_melee_Sledgehammer_ExtraHeavyHead | 00185CFB | miscmod_mod_melee_Sledgehammer_ExtraHeavyHead | 000483E4 |
Location
- Crafted at a weapons workbench.
- Loose mods may randomly be found in the following regions:
- The Forest and Savage Divide (Lead pipe and pipe wrench)
- Loose mods may also be for sale from vendors.
