---
title: "init(bodyA:frameA:bodyB:frameB:)"
framework: scenekit
role: symbol
role_heading: Initializer
path: "scenekit/scnphysicsconetwistjoint/init(bodya:framea:bodyb:frameb:)"
---

# init(bodyA:frameA:bodyB:frameB:)

## Declaration

```swift
convenience init(bodyA: SCNPhysicsBody, frameA: SCNMatrix4, bodyB: SCNPhysicsBody, frameB: SCNMatrix4)
```

```swift
convenience init(bodyA: SCNPhysicsBody, frameA: SCNMatrix4, bodyB: SCNPhysicsBody, frameB: SCNMatrix4)
```