diff --git a/src/components/three/ModelViewer.tsx b/src/components/three/ModelViewer.tsx
index 494e899..e8ea0c2 100644
--- a/src/components/three/ModelViewer.tsx
+++ b/src/components/three/ModelViewer.tsx
@@ -802,7 +802,7 @@ function SelectionHandler() {
 
 /** Walks the scene each time visibility/selection state changes and applies
  *  per-element visibility + emissive highlight for selected elements. */
-function VisibilityApplier() {
+export function VisibilityApplier() {
   const { scene } = useThree();
   const nonce = useModelStore((s) => s.visibilityNonce);
   const models = useModelStore((s) => s.models);
diff --git a/src/pages/XRSession.tsx b/src/pages/XRSession.tsx
index ce16afb..e650183 100644
--- a/src/pages/XRSession.tsx
+++ b/src/pages/XRSession.tsx
@@ -22,6 +22,7 @@ import { ControllerLocomotion } from '@/components/three/ControllerLocomotion';
 import { useDevKit } from '@/devkit/useDevKit';
 import { DevPanel } from '@/devkit/DevPanel';
 import { FakeControllers } from '@/devkit/FakeControllers';
+import { VisibilityApplier } from '@/components/three/ModelViewer';
 
 // --- Diagnóstico XR ---
 console.log('[XR] Inicializando store...');
@@ -158,6 +159,7 @@ function XRModel({ sceneModel }: { sceneModel: import('@/stores/useModelStore').
     <group scale={[renderFactor, renderFactor, renderFactor]}>
       <group
         ref={ref}
+        userData={{ modelId: sceneModel.id }}
         position={[
           -modelInfo.center.x + fineTuning.posX,
           -modelInfo.center.y + fineTuning.posY,
@@ -614,7 +616,7 @@ const XRSession = () => {
                 <XRMeasurementOverlay />
                 <XRControllerMeasure />
                 <ControllerLocomotion rigRef={rigRef} />
-                
+                <VisibilityApplier />
                 
 
                 {/* In-world HUD — visible inside passthrough where DOM overlays cannot reach */}