Hangzhou Bright Rubber Plastic Product Co., Ltd. is one of the leading manufacturers and suppliers of expansion rubber bolts toilet seat bolt and nut set in China. If you're going to buy expansion rubber bolts toilet seat bolt and nut set made in China, welcome to get more information from our factory. We also accept customized orders.

【Material】Stainless steel + rubber/plastic
【Product Category】Toilet seat upper accessories, toilet seat lower accessories
【Fastener Type】Bolts, Press-fit
【Package Includes】4 bolts, 2 black rubber nuts, 2 white plastic nuts, 4 stainless steel washers
• 【Premium Materials】Stainless steel bolts, rubber and plastic nuts with brass threaded inserts. Features: Prevents metal from rusting or damaging the toilet seat.
• 【Universal Bolt Set】Toilet seat bolt and nut set fits 14-19 mm holes and can be installed on most brands of toilet seats.
• 【Threaded Insert Design】All toilet seat nuts come with brass threaded inserts. Simply push them into the hole at the top of the toilet bowl; as you tighten the bolt, it expands and automatically tightens.
• 【Easy Installation】Tool-free installation, completed in minutes. Simply remove the old bolt, clean the surrounding area, and install the new bolt.
End-to-End In-House Production
Full control over the entire process-from raw material selection, precision machining, surface treatment, to final packaging-ensures consistent quality and reliable delivery.
Premium Materials, Built to Last
Bolts and nuts are available in 304 Stainless Steel or high-strength nylon options, offering superior rust and corrosion resistance for wet bathroom environments. Outperforms standard galvanized parts in longevity.
Precision Engineering, Wide Compatibility
Available in various bolt lengths, thread specifications (e.g., M6, M8), and washer designs to fit most international toilet models. Compatible with quick-install, snap-on, and other common mounting systems.


Manufacturing & Quality Control
Precision Stamping & Molding: Automated equipment ensures part accuracy with tolerances within ±0.1mm.
Salt Spray Testing: Metal components undergo 48+ hours of neutral salt spray testing to verify corrosion resistance.
Load Testing: Simulates real-world use; bolt sets withstand static pressure of ≥150kg for assured safety.
Eco-Compliance: Materials meet RoHS/REACH standards, with test reports available upon request.
Product Specifications
Components: Bolt (screw), nut, anti-slip washer, decorative cap (optional)
Material Options: 304 Stainless Steel / High-Strength Nylon / Zinc Alloy with Plating
Surface Finishes: Stainless steel brushed, chrome/nickel plating, or color coating (customizable)
Packaging: OPP bag with hanging card / boxed / custom labeling and packaging available
Factory Direct: Bolts Toilet Seat Bolt And Nut Set
As a professional manufacturer, we specialize in producing high-quality, durable, and easy-to-install Toilet Seat Bolt and Nut Sets for global bathroom brands and retailers. This essential hardware is designed for securing various types of toilet seats, making it a must-have for installation and maintenance.
Why Choose Us?
✅ Source Factory, Competitive Pricing: Eliminate middlemen. We offer OEM/ODM services and the most competitive prices.
✅ Flexible Supply: Support small trial orders and large-scale customization to meet your needs.
✅ Technical Support: Provide installation guides, technical documentation, and after-sales support to enhance end-user experience.
✅ Global Supply Experience: Long-term supplier to bathroom brands and hardware channels in Europe, America, Asia-Pacific, and beyond. Familiar with international standards.

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