Постраничная навигация с ЧПУ

//syte.com/products/

//syte.com/products/nav/page-2/

$filter = array("=IBLOCK_ID"=>9);

$nav = new \Bitrix\Main\UI\PageNavigation("nav");
$nav->allowAllRecords(true)
   ->setPageSize(16)
   ->initFromUri();
 
$newsList = \Bitrix\Iblock\ElementTable::getList(
   array(
      "filter" => $filter,
      "count_total" => true,
      "offset" => $nav->getOffset(),
      "limit" => $nav->getLimit(),
   )
);
$nav->setRecordCount($newsList->getCount());

$APPLICATION->IncludeComponent(
   "bitrix:main.pagenavigation",
   ".default",
   array(
     "NAV_OBJECT" => $nav,
     "SEF_MODE" => "Y",
     "SHOW_COUNT" => "N",
   ),
   false
);

\Bitrix\Main\UI\PageNavigation("nav");

\Bitrix\Main\UI\PageNavigation();

//syte.com/products/nav/page-2/
в
//syte.com/products/page-2/