diff --git a/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollLoadMoreBar.handler.ts b/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollLoadMoreBar.handler.ts
new file mode 100644
index 0000000..c776588
--- /dev/null
+++ b/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollLoadMoreBar.handler.ts
@@ -0,0 +1,22 @@
+import { NodeMutation } from '../../../../presentation/nodeWatcher/NodeWatcherHandler';
+import CCInfiniteScroll from '../../core/ccInfiniteScroll';
+import CssSelectorNodeWatcherHandler from '../../../../infrastructure/presentation/nodeWatcher/handlers/CssSelectorHandler.adapter';
+
+export default class CCInfiniteScrollLoadMoreBarHandler extends CssSelectorNodeWatcherHandler {
+  cssSelector = '.load-more-bar';
+
+  constructor(private ccInfiniteScroll: CCInfiniteScroll) {
+    super();
+  }
+
+  onMutatedNode({ node }: NodeMutation) {
+    if (!(node instanceof Element)) {
+      console.error(
+        '[CCInfiniteScrollLoadMoreBarHandler] Node is not an Element: ',
+        node,
+      );
+      return;
+    }
+    this.ccInfiniteScroll.observeLoadMoreBar(node);
+  }
+}
diff --git a/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollLoadMoreBtn.handler.ts b/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollLoadMoreBtn.handler.ts
new file mode 100644
index 0000000..2f3e72a
--- /dev/null
+++ b/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollLoadMoreBtn.handler.ts
@@ -0,0 +1,23 @@
+import { NodeMutation } from '../../../../presentation/nodeWatcher/NodeWatcherHandler';
+import CssSelectorNodeWatcherHandler from '../../../../infrastructure/presentation/nodeWatcher/handlers/CssSelectorHandler.adapter';
+import CCInfiniteScroll from '../../core/ccInfiniteScroll';
+
+export default class CCInfiniteScrollLoadMoreBtnHandler extends CssSelectorNodeWatcherHandler {
+  cssSelector =
+    '.scTailwindThreadMorebuttonbutton, .scTailwindThreadMessagegapbutton';
+
+  constructor(private ccInfiniteScroll: CCInfiniteScroll) {
+    super();
+  }
+
+  onMutatedNode({ node }: NodeMutation) {
+    if (!(node instanceof Element)) {
+      console.error(
+        '[CCInfiniteScrollLoadMoreBtnHandler] Node is not an Element: ',
+        node,
+      );
+      return;
+    }
+    this.ccInfiniteScroll.observeLoadMoreInteropBtn(node);
+  }
+}
diff --git a/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollSetUp.handler.ts b/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollSetUp.handler.ts
new file mode 100644
index 0000000..ad6e153
--- /dev/null
+++ b/src/features/infiniteScroll/presentation/nodeWatcherHandlers/ccInfiniteScrollSetUp.handler.ts
@@ -0,0 +1,17 @@
+import { NodeMutation } from '../../../../presentation/nodeWatcher/NodeWatcherHandler';
+import CssSelectorNodeWatcherHandler from '../../../../infrastructure/presentation/nodeWatcher/handlers/CssSelectorHandler.adapter';
+import CCInfiniteScroll from '../../core/ccInfiniteScroll';
+
+export default class CCInfiniteScrollSetUpHandler extends CssSelectorNodeWatcherHandler {
+  cssSelector = 'ec-app, .scrollable-content';
+
+  constructor(private ccInfiniteScroll: CCInfiniteScroll) {
+    super();
+  }
+
+  onMutatedNode({ node }: NodeMutation) {
+    if (!(node instanceof Element)) return;
+    const isScrollableContent = node.classList.contains('scrollable-content');
+    this.ccInfiniteScroll.setUpIntersectionObserver(node, isScrollableContent);
+  }
+}