1. Product Overview The UK211-2S taper bore spherical insert ball bearing is designed for heavy-load transmission equipment, adopting 1:12 tapered inner bore matched with adapter sleeve H2311, equipped with double-sided 2S contact rubber seal for superior dustproof performance.It is widely used in agricultural harvesting machinery and heavy conveyors where dusty environment and alternating heavy load exist. Get a quote within 24 hours for your project 2. Technical Specificati