---
title: ClothBodyComponent.ExternalForce
framework: realitykit
role: symbol
role_heading: Structure
path: realitykit/clothbodycomponent/externalforce
---

# ClothBodyComponent.ExternalForce

An external force applied to a single particle, in Newtons.

## Declaration

```swift
struct ExternalForce
```

## Topics

### Accessing the force vector

- [vector](realitykit/clothbodycomponent/externalforce/vector.md)

### Initializers

- [init()](realitykit/clothbodycomponent/externalforce/init().md)
- [init(_:)](realitykit/clothbodycomponent/externalforce/init(_:).md)

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Applying external forces

- [externalForces](realitykit/clothbodycomponent/externalforces.md)
- [inflationConstraint](realitykit/clothbodycomponent/inflationconstraint-swift.property.md)
- [ClothBodyComponent.InflationConstraint](realitykit/clothbodycomponent/inflationconstraint-swift.struct.md)