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Home > Brand > RISK > RISK K86 Mountain/Road Bike Aluminum Alloy Titanium Screw Locking Seat Clamp 31.8 Seatpost Clamp 34.9mm K86

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Limited Offer!

RISK K86 Bike Seatpost Clamp 31.8mm 34.9mm Aluminum Alloy Titanium Bolt Seat Post Collar

Name: RISK K86 Bike Seatpost Clamp 31.8mm 34.9mm Aluminum Alloy Titanium Bolt Seat Post Collar
Brand: DJC Bikes - DJC Components
Price: 22.32 USD
Availability: InStock

$22.32 ~~$31.00~~

-28%

GET $3.00 OFF ON ORDERS OVER $19.00

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H321TIB9

GET $5.00 OFF ON ORDERS OVER $48.00

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Specifications
Warranty FAQ

Upgrade your ride with the RISK K86 Premium Bike Seatpost Clamp. Engineered with a high-strength AL7075 aluminum alloy body and premium TC4 titanium bolts, this hollow-out collar offers an unbeatable balance of extreme lightweight performance and rock-solid clamping power. Perfect for demanding mountain and road cyclists seeking every gram of weight savings without sacrificing safety.

✨ Key Features & Benefits

Ultra-Lightweight Design: Hollowed-out structure cuts unneeded weight, weighing only ~10.8g (31.8mm) or ~11.4g (34.9mm).
Premium Material Blend: Built with 7075 Aluminum Alloy and TC4 Titanium fasteners for superior anti-corrosion and high tensile strength.
Ergonomic Clamping: Precision-machined M5 barrel nut structure delivers even clamping force, preventing seatpost slippage.
Stylish & Durable Finish: Vibrant anodized colors (Black/Red/Blue) that resist fading and scratches under harsh weather.

🚴 Fitment Guide

Designed for standard Mountain Bikes (MTB), Road Bikes, Gravel Bikes, and Commuter Bikes.

⚠️ Size Selection & Warnings

❗ CRITICAL WARNING: Your Seatpost Diameter is NOT the same as the Seatpost Clamp Size! Please measure your frame's outer seat tube or follow this guide:

Select 31.8mm Clamp if your bike seatpost is 27.2mm or 28.6mm (Not applicable for Fixed Gear/Track bikes).
Select 34.9mm Clamp if your bike seatpost is 30.4mm, 30.8mm, 30.9mm, or 31.6mm.

🔍 Specifications

Brand: RISK
Model/MPN: K86
Material: AL7075 Aluminum Body + TC4 Titanium Bolt & Nut
Sizes Available: 31.8mm / 34.9mm
Required Installation Tool: 4mm Allen Key / Hex Wrench
Net Weight: 31.8mm (~10.8g) | 34.9mm (~11.4g)
Package Includes: 1 x Seatpost Clamp Set (Packaged in branded retail bag)

All Taxes & Duties Included • Fast Delivery (8–12 Days) • No Hidden Fees • 6-Month Warranty

1 How long is the warranty?
We offer 6 months limited warranty to all products because of the quality defects. We offer lifetime payable repair service after the warranty.

2 Do need to pay tax duty when package arrive my country?
You no need to pay tax when package arrive your country, most countries in the world no need pay.
USA aslo no need tax duty and tariff, our carrier will cover it.

Brazil, Chile, Columbia clients need pay import duty when package arrive your country.

3 Can I return the goods if I am not like it?
Yes you can apply return and refund when you receive the product within 7 days. But as return shipping fee is relatively high when send back to China, so we suggest you consider and carefully before purchase.

Or you can send message to us and discuss technical issues to clarify if the products is what you need, and then pay after you sure your order is correct.

4 How long is the shipping time?
To most countries 7-15days can arrive your address. Pay extra 20USD if want ship by Fedex DHL UPS.

5 How can I know the tracking number?
We will send the tracking code to your email automatically after we send the package. check the track update here https://www.17track.net/en

Support email info@djcbikes.com

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