CPhysicsSpring

class CPhysicsSpring : public CBaseEntity
{
public:
    // MPhysPtr = !!UNKNOWN!!
    IPhysicsJoint* m_pSpringJoint;
    float32 m_flFrequency;
    float32 m_flDampingRatio;
    float32 m_flRestLength;
    CUtlSymbolLarge m_nameAttachStart;
    CUtlSymbolLarge m_nameAttachEnd;
    VectorWS m_start;
    VectorWS m_end;
    // MNotSaved = !!UNKNOWN!!
    uint32 m_teleportTick;
};