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Price
$28.99
2PCS Bike Seat Post Clamp 31.8mm Lightweight Aluminum Quick Release Bicycle Seatpost Clamps for 27.2-28.6mm Mountain Road Seats Tube Clip โ€” image 1
Seat ClampsXinjoduzโœ“ In stock

2PCS Bike Seat Post Clamp 31.8mm Lightweight Aluminum Quick Release Bicycle Seatpost Clamps for 27.2-28.6mm Mountain Road Seats Tube Clip

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$28.99
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About this item
  • Universal 31.8mm Caliber: This bike seat post clamp is designed with a 31.8mm inner diameter, making it compatible with seat posts measuring 27.2mm -28.6mm. Its versatile fit ensures it can be used on a wide range of bicycles, providing a secure and reliable hold for your seat post.
  • High-Strength Aluminum Alloy Construction: Crafted from durable 6061 aluminum alloy, this seat clamp offers exceptional strength and longevity. The robust material ensures it can withstand daily riding stresses, maintaining a firm grip on your seat post without bending or failing over time.
  • Rust and Corrosion Resistance: Through an advanced oxidation process, the clamp is treated to resist rust and corrosion. This makes it ideal for use in various weather conditions, ensuring it remains functional and aesthetically pleasing even after exposure to moisture and outdoor elements.
  • Tool-Free Quick-Release Installation: Featuring a convenient quick-release mechanism, this clamp allows for easy, tool-free installation and adjustment. Simply loosen or tighten the lever to secure or remove your seat post, making height adjustments quick and hassle-free during rides or maintenance.
  • Hollow & Lightweight Design: Utilizing a hollow construction, this seat clamp is exceptionally lightweight without compromising strength. It adds minimal weight to your bicycle, helping to maintain optimal performance and ease of handling, which is especially beneficial for riders focused on speed and agility.
Product description

Product Description: Enhance your biking experience with the Xinjoduz universal bike seat post clamp, designed for secure and adjustable seat post mounting. With a 31.8mm caliber, it fits seat posts sized 27.2mm - 28.6mm, offering broad compatibility across various bike models. Made from high-strength 6061 aluminum alloy, it ensures durability and a reliable hold, while the oxidation-treated surface provides excellent resistance to rust and corrosion. The quick-release mechanism allows for effortless, tool-free installation and height adjustments, perfect for on-the-go tweaks. Its hollow, lightweight design minimizes added weight, preserving your bike's agility and performance. Whether you're commuting, touring, or hitting the trails, this seat clamp combines strength, convenience, and sleek functionality in one essential cycling component. Specifications: Category: Clip Color: Black Material: Aluminum Alloy Function: Mountain Bike/Road Bike Seatpost Clip Packaging Dimensions: 15ร—10ร—1.9 cm Packaging Method: Bag Net Weight: 71g Gross Weight: 71g Package List: 2 pcs bike seat clamp

Product details
Brand
Xinjoduz
Manufacturer
Xinjoduz
Material
Aluminium
Colour
Black
Size
31.8mm
Model number
5320AUSK6300
Part number
5320JWVT8895

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
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Excellent
4.5 average rating
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S
Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 1โ€“2 of 10 reviews

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