diff --git a/xr/arcore/arcore-runtime/api/restricted_current.txt b/xr/arcore/arcore-runtime/api/restricted_current.txt
index 12ea9ee20640d..df9936284a98c 100644
--- a/xr/arcore/arcore-runtime/api/restricted_current.txt
+++ b/xr/arcore/arcore-runtime/api/restricted_current.txt
@@ -102,9 +102,8 @@ package androidx.xr.arcore.runtime {
     property public abstract long nativePointer;
   }
 
-  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public interface Eye {
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public interface Eye extends androidx.xr.arcore.runtime.Trackable {
     method @InaccessibleFromKotlin public androidx.xr.runtime.math.Pose getPose();
-    method @InaccessibleFromKotlin public androidx.xr.runtime.TrackingState getTrackingState();
     method @InaccessibleFromKotlin public boolean isOpen();
     property public abstract boolean isOpen;
     property public abstract androidx.xr.runtime.math.Pose pose;
@@ -207,10 +206,9 @@ package androidx.xr.arcore.runtime {
     ctor @BytecodeOnly public GeospatialPoseNotTrackingException(Throwable!, int, kotlin.jvm.internal.DefaultConstructorMarker!);
   }
 
-  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public interface Hand {
+  @RestrictTo(androidx.annotation.RestrictTo.Scope.LIBRARY_GROUP_PREFIX) public interface Hand extends androidx.xr.arcore.runtime.Trackable {
     method @InaccessibleFromKotlin public default java.util.Map<androidx.xr.arcore.runtime.HandJointType,androidx.xr.runtime.math.Pose> getHandJoints();
     method @InaccessibleFromKotlin public java.nio.FloatBuffer getHandJointsBuffer();
-    method @InaccessibleFromKotlin public androidx.xr.runtime.TrackingState getTrackingState();
     method public static java.util.Map<androidx.xr.arcore.runtime.HandJointType,androidx.xr.runtime.math.Pose> parseHandJoint(androidx.xr.runtime.TrackingState trackingState, java.nio.FloatBuffer handJointsBuffer);
     property public default java.util.Map<androidx.xr.arcore.runtime.HandJointType,androidx.xr.runtime.math.Pose> handJoints;
     property public abstract java.nio.FloatBuffer handJointsBuffer;
diff --git a/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Eye.kt b/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Eye.kt
index 04799d87fdded..908de937a52b0 100644
--- a/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Eye.kt
+++ b/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Eye.kt
@@ -22,7 +22,7 @@ import androidx.xr.runtime.math.Pose
 
 /** Describes a user's eye information with coarse and fine precision. */
 @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP_PREFIX)
-public interface Eye {
+public interface Eye : Trackable {
     /**
      * a flag indicating whether or not the eye is open. It's set to true if it's open, false if
      * it's closed. *
@@ -33,5 +33,5 @@ public interface Eye {
     public val pose: Pose
 
     /** the tracking state of the eye */
-    public val trackingState: TrackingState
+    public override val trackingState: TrackingState
 }
diff --git a/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Hand.kt b/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Hand.kt
index d22ac9f9a9f7c..e5e8a5f43f683 100644
--- a/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Hand.kt
+++ b/xr/arcore/arcore-runtime/src/main/kotlin/androidx/xr/arcore/runtime/Hand.kt
@@ -25,7 +25,7 @@ import java.nio.FloatBuffer
 
 /** Describes a hand. */
 @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP_PREFIX)
-public interface Hand {
+public interface Hand : Trackable {
 
     public companion object {
         /**
@@ -62,7 +62,7 @@ public interface Hand {
     }
 
     /** The current [androidx.xr.runtime.TrackingState] of the hand's data. */
-    public val trackingState: TrackingState
+    public override val trackingState: TrackingState
 
     /** The value describing the data of the hand, including trackingState and handJoints' poses. */
     public val handJointsBuffer: FloatBuffer
diff --git a/xr/arcore/arcore-testing/src/main/kotlin/androidx/xr/arcore/testing/FakeRuntimeEye.kt b/xr/arcore/arcore-testing/src/main/kotlin/androidx/xr/arcore/testing/FakeRuntimeEye.kt
index d35397a017e1e..b2ef6add04f66 100644
--- a/xr/arcore/arcore-testing/src/main/kotlin/androidx/xr/arcore/testing/FakeRuntimeEye.kt
+++ b/xr/arcore/arcore-testing/src/main/kotlin/androidx/xr/arcore/testing/FakeRuntimeEye.kt
@@ -21,7 +21,7 @@ import androidx.xr.runtime.TrackingState
 import androidx.xr.runtime.math.Pose
 
 /** Fake implementation of [androidx.xr.arcore.runtime.Eye] for testing purposes. */
-public class FakeRuntimeEye : Eye {
+public class FakeRuntimeEye() : Eye {
     override var isOpen: Boolean = true
 
     override var pose: Pose = Pose()
diff --git a/xr/arcore/arcore/api/current.txt b/xr/arcore/arcore/api/current.txt
index e57623d361d2d..006a4dd0e6367 100644
--- a/xr/arcore/arcore/api/current.txt
+++ b/xr/arcore/arcore/api/current.txt
@@ -170,7 +170,7 @@ package androidx.xr.arcore {
   @SuppressCompatibility @kotlin.RequiresOptIn(message="This is an experimental API. It may be changed or removed in the future.") @kotlin.annotation.Retention(kotlin.annotation.AnnotationRetention.BINARY) public @interface ExperimentalGesturesApi {
   }
 
-  public final class Eye {
+  public final class Eye implements androidx.xr.arcore.Trackable<androidx.xr.arcore.Eye.State> {
     method @InaccessibleFromKotlin public kotlinx.coroutines.flow.StateFlow<androidx.xr.arcore.Eye.State> getState();
     method public static androidx.xr.arcore.Eye? left(androidx.xr.runtime.Session session);
     method public static androidx.xr.arcore.Eye? right(androidx.xr.runtime.Session session);
@@ -183,7 +183,7 @@ package androidx.xr.arcore {
     method public androidx.xr.arcore.Eye? right(androidx.xr.runtime.Session session);
   }
 
-  public static final class Eye.State {
+  public static final class Eye.State implements androidx.xr.arcore.Trackable.State {
     ctor public Eye.State(boolean isOpen, androidx.xr.runtime.math.Pose pose, androidx.xr.runtime.TrackingState trackingState);
     method @InaccessibleFromKotlin public androidx.xr.runtime.math.Pose getPose();
     method @InaccessibleFromKotlin public androidx.xr.runtime.TrackingState getTrackingState();
@@ -436,7 +436,7 @@ package androidx.xr.arcore {
     property public androidx.xr.arcore.Geospatial.Surface TERRAIN;
   }
 
-  public final class Hand {
+  public final class Hand implements androidx.xr.arcore.Trackable<androidx.xr.arcore.Hand.State> {
     method public static androidx.xr.arcore.Hand.HandSide getPrimaryHandSide(android.content.ContentResolver resolver);
     method @InaccessibleFromKotlin public kotlinx.coroutines.flow.StateFlow<androidx.xr.arcore.Hand.State> getState();
     method public static androidx.xr.arcore.Hand? left(androidx.xr.runtime.Session session);
@@ -457,7 +457,7 @@ package androidx.xr.arcore {
     enum_constant public static final androidx.xr.arcore.Hand.HandSide UNKNOWN;
   }
 
-  public static final class Hand.State {
+  public static final class Hand.State implements androidx.xr.arcore.Trackable.State {
     method @InaccessibleFromKotlin public java.util.Map<androidx.xr.arcore.HandJointType,androidx.xr.runtime.math.Pose> getHandJoints();
     method @InaccessibleFromKotlin public java.nio.FloatBuffer getHandJointsBuffer();
     method @InaccessibleFromKotlin public androidx.xr.runtime.TrackingState getTrackingState();
diff --git a/xr/arcore/arcore/api/restricted_current.txt b/xr/arcore/arcore/api/restricted_current.txt
index dc2d5bb2839f7..c293c3fef7a79 100644
--- a/xr/arcore/arcore/api/restricted_current.txt
+++ b/xr/arcore/arcore/api/restricted_current.txt
@@ -177,7 +177,7 @@ package androidx.xr.arcore {
   @SuppressCompatibility @kotlin.RequiresOptIn(message="This is an experimental API. It may be changed or removed in the future.") @kotlin.annotation.Retention(kotlin.annotation.AnnotationRetention.BINARY) public @interface ExperimentalGesturesApi {
   }
 
-  public final class Eye {
+  public final class Eye implements androidx.xr.arcore.Trackable<androidx.xr.arcore.Eye.State> {
     method @InaccessibleFromKotlin public kotlinx.coroutines.flow.StateFlow<androidx.xr.arcore.Eye.State> getState();
     method public static androidx.xr.arcore.Eye? left(androidx.xr.runtime.Session session);
     method public static androidx.xr.arcore.Eye? right(androidx.xr.runtime.Session session);
@@ -191,7 +191,7 @@ package androidx.xr.arcore {
     method public androidx.xr.arcore.Eye? right(androidx.xr.runtime.Session session);
   }
 
-  public static final class Eye.State {
+  public static final class Eye.State implements androidx.xr.arcore.Trackable.State {
     ctor public Eye.State(boolean isOpen, androidx.xr.runtime.math.Pose pose, androidx.xr.runtime.TrackingState trackingState);
     method @InaccessibleFromKotlin public androidx.xr.runtime.math.Pose getPose();
     method @InaccessibleFromKotlin public androidx.xr.runtime.TrackingState getTrackingState();
@@ -445,7 +445,7 @@ package androidx.xr.arcore {
     property public androidx.xr.arcore.Geospatial.Surface TERRAIN;
   }
 
-  public final class Hand {
+  public final class Hand implements androidx.xr.arcore.Trackable<androidx.xr.arcore.Hand.State> {
     method public static androidx.xr.arcore.Hand.HandSide getPrimaryHandSide(android.content.ContentResolver resolver);
     method @InaccessibleFromKotlin public kotlinx.coroutines.flow.StateFlow<androidx.xr.arcore.Hand.State> getState();
     method public static androidx.xr.arcore.Hand? left(androidx.xr.runtime.Session session);
@@ -467,7 +467,7 @@ package androidx.xr.arcore {
     enum_constant public static final androidx.xr.arcore.Hand.HandSide UNKNOWN;
   }
 
-  public static final class Hand.State {
+  public static final class Hand.State implements androidx.xr.arcore.Trackable.State {
     method @InaccessibleFromKotlin public java.util.Map<androidx.xr.arcore.HandJointType,androidx.xr.runtime.math.Pose> getHandJoints();
     method @InaccessibleFromKotlin public java.nio.FloatBuffer getHandJointsBuffer();
     method @InaccessibleFromKotlin public androidx.xr.runtime.TrackingState getTrackingState();
diff --git a/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Eye.kt b/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Eye.kt
index 197df43f15bd5..4a17af26c09d1 100644
--- a/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Eye.kt
+++ b/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Eye.kt
@@ -32,7 +32,8 @@ import kotlinx.coroutines.flow.asStateFlow
  * An [Eye] instance provides the state of the eye (shut or gazing), as well as a [Pose] indicating
  * where the user is currently looking.
  */
-public class Eye internal constructor(internal val runtimeEye: RuntimeEye) : Updatable {
+public class Eye internal constructor(internal val runtimeEye: RuntimeEye) :
+    Trackable<Eye.State>, Updatable {
 
     public companion object {
         /**
@@ -88,14 +89,14 @@ public class Eye internal constructor(internal val runtimeEye: RuntimeEye) : Upd
         /** The eye's pose */
         public val pose: Pose,
         /** the tracking state of the eye */
-        public val trackingState: TrackingState,
-    ) {}
+        public override val trackingState: TrackingState,
+    ) : Trackable.State {}
 
     private var _state =
         MutableStateFlow(State(runtimeEye.isOpen, runtimeEye.pose, runtimeEye.trackingState))
 
     /** A [StateFlow] that contains the latest [State] of an [Eye]. */
-    public val state: StateFlow<State> = _state.asStateFlow()
+    public override val state: StateFlow<State> = _state.asStateFlow()
 
     /**
      * This function is used by the runtime to propagate internal state changes. It is not intended
diff --git a/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Hand.kt b/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Hand.kt
index a3fd1ddd6762a..1e029457cbbab 100644
--- a/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Hand.kt
+++ b/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/Hand.kt
@@ -34,7 +34,8 @@ import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
 
 /** Contains the tracking information of one of the user's hands. */
-public class Hand internal constructor(internal val runtimeHand: RuntimeHand) : Updatable {
+public class Hand internal constructor(internal val runtimeHand: RuntimeHand) :
+    Trackable<Hand.State>, Updatable {
     /** * Companion object holding info to the left and right hands. */
     public companion object {
 
@@ -115,9 +116,9 @@ public class Hand internal constructor(internal val runtimeHand: RuntimeHand) :
      */
     public class State
     internal constructor(
-        public val trackingState: TrackingState,
+        public override val trackingState: TrackingState,
         public val handJointsBuffer: FloatBuffer,
-    ) {
+    ) : Trackable.State {
 
         private class JointsMap(
             val trackingState: TrackingState,
@@ -215,7 +216,7 @@ public class Hand internal constructor(internal val runtimeHand: RuntimeHand) :
     private val _state =
         MutableStateFlow<State>(State(TrackingState.PAUSED, ByteBuffer.allocate(0).asFloatBuffer()))
     /** The current [State] of this hand. */
-    public val state: StateFlow<State> = _state.asStateFlow()
+    public override val state: StateFlow<State> = _state.asStateFlow()
 
     @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP_PREFIX)
     override suspend fun update() {
diff --git a/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/XrResourcesManager.kt b/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/XrResourcesManager.kt
index b76d21c4e4831..1853e1a4b6341 100644
--- a/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/XrResourcesManager.kt
+++ b/xr/arcore/arcore/src/main/kotlin/androidx/xr/arcore/XrResourcesManager.kt
@@ -202,6 +202,8 @@ internal class XrResourcesManager {
                 is RuntimePlane -> Plane(runtimeTrackable, this)
                 is RuntimeObject -> AugmentedObject(runtimeTrackable, this)
                 is RuntimeFace -> Face(runtimeTrackable, this)
+                is RuntimeEye -> Eye(runtimeTrackable)
+                is RuntimeHand -> Hand(runtimeTrackable)
                 else ->
                     throw IllegalArgumentException(
                         "Unsupported trackable type: ${runtimeTrackable.javaClass}"
diff --git a/xr/arcore/arcore/src/test/kotlin/androidx/xr/arcore/EyeTest.kt b/xr/arcore/arcore/src/test/kotlin/androidx/xr/arcore/EyeTest.kt
index c16adbd22bf94..fa7461efd92df 100644
--- a/xr/arcore/arcore/src/test/kotlin/androidx/xr/arcore/EyeTest.kt
+++ b/xr/arcore/arcore/src/test/kotlin/androidx/xr/arcore/EyeTest.kt
@@ -20,6 +20,7 @@ import androidx.activity.ComponentActivity
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.xr.arcore.testing.FakeLifecycleManager
 import androidx.xr.arcore.testing.FakePerceptionRuntimeFactory
+import androidx.xr.arcore.testing.FakeRuntimeAnchor
 import androidx.xr.arcore.testing.FakeRuntimeEye
 import androidx.xr.runtime.Config
 import androidx.xr.runtime.EyeTrackingMode
@@ -48,7 +49,6 @@ class EyeTest {
     private lateinit var testDispatcher: TestDispatcher
     private lateinit var testScope: TestScope
     private lateinit var session: Session
-    private lateinit var xrResourcesManager: XrResourcesManager
 
     @Before
     fun setUp() {
@@ -56,13 +56,14 @@ class EyeTest {
         testScope = TestScope(testDispatcher)
         activityController = Robolectric.buildActivity(ComponentActivity::class.java)
         activity = activityController.get()
-        xrResourcesManager = XrResourcesManager()
+        val xrResourcesManager = XrResourcesManager()
 
         val shadowApplication = shadowOf(activity.application)
         FakeLifecycleManager.TestPermissions.forEach { permission ->
             shadowApplication.grantPermissions(permission)
         }
         FakePerceptionRuntimeFactory.hasCreatePermission = true
+        FakeRuntimeAnchor.anchorsCreatedCount = 0
         activityController.create()
 
         session = (Session.create(activity, testDispatcher) as SessionCreateSuccess).session