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The Best Toilet Mounting Parts

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Replacing or installing toilet mounting parts is a crucial step in ensuring a stable and leak-free bathroom. The right components prevent common issues like wobbling or leaks, contributing to a more durable and functional toilet setup. Investing in quality parts guarantees longevity and peace of mind.

Looking for the best Toilet Mounting Parts?

Discover now our comparison of the best Toilet Mounting Parts. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Toilet Mounting Parts are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Toilet Mounting Parts in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
Hibbent 2 PCS Universal Toilet Seat Bolts Kit, Heavy Duty Stainless Steel Toilet Bolts with Extra Long...
  • All Metal Material: Hibbent toilet seat bolts, nuts and flat washers are made of high quality stainless steel with polished chrome finish that ensures durability, anti-corrosion, anti-rust, leak-proof, and hard to break. Black gaskets are made of rubber...
  • Fit Most Toilets: All metal toilet seat bolt kit fits most standard toilet. Toilet bolts and nuts is compatible with TOTO, Kohler, American Standard Toilets, etc.
  • Stainless Steel Lock Nuts: The long stainless steel lock nuts at the bottom are used to protect the toilet seat from sliding, shifting or movement, are more stable and make you comfortable to sit on toilet. Hibbent toilet seat bolts will never loose...
  • Easy to Install: It's easy to install with some tools. You just need to install it with a screwdriver, simply remove broken bolts, clean around the area and then fit the new bolts.
  • What You Get: You will get 2 x stainless steel toilet bolts, 2 x extra long lock nuts, 6 x rubber washer, 4 x stainless steel anti-slip flat washer, which is enough for you to use and replace an entire toilet seat.
No. 2
Toilet Seat Hinge Bolts Kit Quick Release Top Hinge Fixings Expanding Rubber Toilet Seat Replacement Parts for...
  • 🚽 Package List: You will receive 2 pieces toilet hinge blind hole fittings complete with matching expansion rubber bolts, nuts and washers.
  • 🚽 Premium Material: The toilet seat hinges fixings are made of rubber and stainless steel, sturdy and persistant for long-term use.
  • 🚽 Fits Most Toilets: Universal toilet seat hinges suitable for most of standard toilet seat with top fix hinges and fits 14-16mm holes.
  • 🚽 Easy to Install: Put these toilet seat fixings in the toilet mounting holes, tighten the screws. Convenience and saving time.
  • 🚽 Widely Used: Our stainless steel toilet seat screws kit designed for wc toilet fixing brackets, an ideal replacement for old toilet lid fixings.
No. 3
4 Pack Universal Toilet Seat Bolts and Hinge Screws, Top Mounting Fixings Kit with Expanding Rubber Top Nuts...
  • Universal Toilet Seat Bolts Replacement Kit: 4 pack toilet seat bolts with top fix hinge screws, rubber expansion nuts, and stainless steel washers. Fits 14-16mm holes for most standard and universal toilet seats.
  • Durable Stainless Steel & Rubber Materials: Made of premium stainless steel screws, rust-resistant stainless nuts, and strong black rubber sleeves. Better grip and durability than plastic toilet seat fixings.
  • Long Lasting & Sturdy:Stop loose or shifting seats with our toilet seat hinge bolts. Expanding rubber top nuts provide tight, non-slip fit against ceramic bowls—ideal for toilet seat repair or replacement.
  • Quick and Tool-Free Installation:Simply push rubber nuts into top mounting holes, then tighten screws to expand and lock in place. No need to reach underneath—perfect for top fix toilet seat installation.
  • Size & Package Details: Each kit includes 4 toilet seat fixing bolts. Rubber sleeve: 40mm/1.57in, screw length: 48mm/1.89in, washer: 14mm/0.55in. Compatible with 28mm seat cover base—check before ordering.
No. 4
Hibbent 2 PCS Universal Toilet Seat Bolts Kit, Heavy Duty Solid Brass Toilet Bolts with Extra Long Stainless...
  • All Metal Brass Made: Solid brass is used to make Hibbent toilet seat fasteners. Due to quality stainless steel construction, flat washers and downlock nuts are long-lasting, resistant to corrosion and rust, leak-proof, and difficult to crack. Black...
  • Stainless Steel Lock Nuts: To prevent the toilet seat from sliding, shifting, or moving, long stainless-steel lock nuts are used at the bottom. These nuts make the toilet seat sturdier and more comfortable to sit on. Hibben toilet seat bolts will never...
  • Suitability: For a proper seal, use metal washers and stainless-steel lock nuts. All conventional toilets are compatible with this all-metal toilet seat bolt set. TOTO, Kohler, and American Standard toilet bolts and nuts are all compatible.
  • Easy Installation: Bolt: 3.3 inch; Anti-slip stainless steel washer:0.86 inch; Black rubber washer: 0.86 inch; Downlock nuts: 1.97 inch; Proper size for you to use, please check the size carefully before purchase. With the right tools, installation is...
  • Package Include: You will receive 2 x stainless steel toilet bolts, 2 x extra-long lock nuts, 6 x rubber washer, 4 x stainless steel anti-slip flat washer, which is enough for you to use and replace an entire toilet seat.
No. 5
Toilet Floor Bolts and Caps Set, Universal Toilet Flange Repair Kit Stainless Steel Toilet Fixing Bolts and...
  • BRASS COMPONENTS - The set includes 2 solid brass T-bolts, 4 brass plated open-end nuts, 4 metal washers, 4 rubber washers, and plastic washers, all designed to offer durability and resistance to corrosion
  • COMPLETE PACKAGE - The package includes 2 sets of toilet base plate fixing bolts with nuts and washers, 2 toilet bolt caps, 4 white retainer washers, and 4 brown retainer washers, providing everything you need for a complete and hassle-free installation
  • SECURE AND RELIABLE TOILET SEAT BOLTS - The toilet bolt tool kit provide secure and reliable attachment of the toilet bowl to the floor flange, ensuring a stable and safe installation
  • HIGH-QUALITY BOLT CAPS - The high-quality plastic construction of the toilet caps for bottom of toilet ensures their durability and lifespan. The toilet installation kit set includes 1.57 inch bolt caps
  • EASY INSTALLATION - Our toilet floor bolts are designed for easy DIY installation and can fit most toilets.
No. 6
SATUY 4 Pcs Universal Toilet Tank to Bowl Bolts Kit, Heavy Duty Stainless Steel Toilet Tank Bolts with...
  • 𝐓𝐨𝐢𝐥𝐞𝐭 𝐓𝐚𝐧𝐤 𝐁𝐨𝐥𝐭𝐬: The toilet tank bolts are designed for most standard toilets. The long locking nut at the bottom enhances stability and prevents movement or shifting. The rubber gaskets on both sides prevent...
  • 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥: The universal toilet tank to bowl bolts kit, which includes toilet bolts, wing nuts, and silver washers, is made of premium stainless steel. The black gaskets are made of rubber and are waterproof. They are all safe and...
  • 𝐄𝐚𝐬𝐲 𝐭𝐨 𝐈𝐧𝐬𝐭𝐚𝐥𝐥: The toilet tank bolts and rubber gaskets can be installed with just a screwdriver; no special tools are required. Before installation, remove the damaged bolts, clean the area, and then install the...
  • 𝐃𝐢𝐦𝐞𝐧𝐬𝐢𝐨𝐧𝐬: Bolt length: 2.91 inches; wingnut length: 1 inch; hex nut diameter: 0.4 inches; rubber washer diameter: 0.98 inches; stainless steel washer diameter: 0.87 inches; conical washer diameter: 0.93 inches
  • 𝐏𝐚𝐜𝐤𝐚𝐠𝐞 𝐈𝐧𝐜𝐥𝐮𝐝𝐞𝐬: You will receive 4 sets of stainless steel toilet bolts, which include 4 pcs long bolts, 4 pcs conical washers, 4 pcs hex nuts, 4 pcs wingnuts, 8 pcs rubber washers, and 12 pcs stainless steel...
No. 7
KUMGROT 2.17 x 1.46-inch Toilet Mounting Bolts, Toilet Seat Ring Replacement Kit for Replacing Old Bolts Or...
  • Universal Size: Big Screws: 2.6"/65mm, Small Screws: 2.2"/57mm, L-Shaped: 1.46" x 2.17"/37 x 55mm. Fits various toilet seats
  • Quality Materials: Toilet seat parts set is made of quality stainless steel, iron, and plastic. Rust-resistant and sturdy for long-term use
  • Easy Installation: Bathroom angled floor wc toilet pan bidet is comes with clear installation instructions. All components are easy to assemble, ensuring a secure fit
  • Versatile Application: Toilet bracket is ideal for repairing, replacing, and installing toilet seat accessories in bathrooms. Suitable for both DIY and professional use
  • Package: 2 x Big Screws, 2 x Small Screws, 2 x Anchor, 2 x L-Shaped Mounting Bracket, 2 x Plastic Washer, 2 x Stainless Steel Washer, 2 x Cap
SaleNo. 8
3/8" Dia Toilet Seat Screws Replacement Kit for Select Kohler One-Piece Toilet - Top Mount Hinges Toilet Bolts...
  • Compatible with Kohler San Raphael, Rialto, Rosario, San Martine, Fables & Flowers, Prairie Flowers, Laureate & More One-Piece Toilets – Plus Other Brands with Extra-Small Mounting Holes (3/8 inch / 10-12mm) – Perfect Replacement for Kohler Toilet...
  • Easy Installation: No complicated tools needed! The expansion rubber nut slides easily into the toilet base hole. Simply tighten the screw from above for a secure hold—no need to touch the bottom
  • Durable & Rust-Proof Design: Crafted with heavy - duty stainless steel screws and anti - slip rubber expansion nuts, our toilet seat bolts resist corrosion and ensure long - lasting stability, even in humid bathroom environments
  • Anti-Wobble Guarantee: Thick rubber grommets, expanded nuts, and brass - threaded inserts create superior friction against ceramic holes, eliminating seat movement and ensuring a rock - solid fit
  • Complete Kit with Spare Parts: The product includes 4 bolts, 4 black rubber nuts, 4 stainless steel gaskets, —ideal for multiple bathrooms
SaleNo. 9
Quacc 4 PCS Universal Toilet Seat Hinges Screws, Stainless Steel & Rubber, Top Mounting Hardware, Fixes...
  • Our toilet seat hinge screws are easy to install and remove, can held the seat solid ever since, and fix to your shifting toilet seat problem.
  • The toilet fixings are made of rubber and stainless steel, not easy to rust and durable. The bolts can be pushed directly into the holes behind the toilet cover for a tight fit.
  • Rubber expansion ball diameter: 1.8 cm / 0.7", height: 4 cm / 1.6", screw length: 4.8 cm / 1.9", washer diameter: 1.4 cm / 0.6", suitable for 14 - 16 mm holes.
  • These toilet seat accessories can be used to replace old or worn plastic plugs, suitable for most standard standard size resin and plastic toilet seats with top fixed hinges.
  • Packaging: 4 PCS toilet seat screws fittings.
No. 10
Top Mount Toilet Seat Hardware Replacement Toilet Seat Mounting Bolts For Toto Toilets - Compare to TOTO...
  • Top mount toilet seat hardware for most Toto soft close toilet seats and other seat styles
  • Elongated hidden bolt style with expanding rubber gasket, nickel washer and stainless steel bolt
  • Fastener tightens at top and expands to fill hole, use with toilet seats with no through-hole access
  • Part dimensions: 2.813in L x 0.646in W (see description for full measurements)
  • Gateway Wire brand part GW-TOISCWv2 - compare to Toto THU651N top mounting seat hardware

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Last update on 2026-04-16 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Toilet Mounting Parts

Understanding Toilet Mounting Parts

Proper toilet mounting ensures stability and prevents leaks. Key components include the wax ring, closet bolts, and flange. The wax ring creates a watertight seal between the toilet and the drainpipe, while closet bolts secure the toilet bowl to the floor flange. The flange, typically made of PVC or cast iron, connects the toilet to the waste line and anchors it to the subfloor.

Types of Wax Rings

Standard wax rings are the most common, offering a reliable seal. For uneven floors or slightly off-center flanges, consider wax rings with a built-in horn, which helps guide waste into the drainpipe. Extra-thick wax rings are available for situations requiring a taller seal or to compensate for minor imperfections in the floor.

Choosing Closet Bolts and Flanges

Closet bolts, often included with new toilets, come in various lengths. It's important to select bolts that are long enough to extend slightly above the finished floor but not so long that they interfere with the tank. Flanges can be made of PVC, ABS, or cast iron. PVC flanges are common, durable, and easy to install, while cast iron offers superior strength but is heavier and more expensive. Ensure the flange is properly secured to the subfloor.

Installation Considerations

Before purchasing, measure the distance from the finished wall to the center of the closet bolts. This measurement, known as the rough-in, typically ranges from 10 to 12 inches. Ensure your new mounting hardware is compatible with your existing flange or the new one you plan to install. Always turn off the water supply to the toilet before starting any work.

Frequently Asked Questions

What is a wax ring's main function?
The wax ring's primary function is to create a watertight and airtight seal between the toilet bowl and the drainpipe in the floor. This seal prevents water and waste from leaking out during flushing.
How do I know what size closet bolts I need?
Closet bolts typically come in standard lengths. You'll need bolts long enough to pass through the toilet base and the flange, with a small portion extending above the finished floor. Ensure they are compatible with your toilet's bolt spread.
Can I reuse an old wax ring?
It is strongly recommended not to reuse an old wax ring. Once compressed, its sealing capabilities are compromised, and reusing it significantly increases the risk of leaks.
What is a toilet flange?
A toilet flange, also known as a closet flange, is a fitting that connects the toilet to the waste pipe system. It also serves as an anchor point to secure the toilet to the floor.
Are there wax-free toilet seals available?
Yes, wax-free seals are available and can be a good alternative, especially for DIYers. They often use rubber or foam gaskets to create a seal and can be more forgiving with minor floor imperfections or movement.
How do I fix a wobbly toilet?
A wobbly toilet is often caused by loose closet bolts or an uneven floor. Tightening the closet bolts can resolve this, but if the floor is uneven, shims may be necessary in addition to ensuring the mounting hardware is secure.