---
product_id: 66066587
title: "GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm)"
brand: "gymtop"
price: "€ 20.39"
currency: EUR
in_stock: false
url: https://www.desertcart.ie/products/66066587-gymtop-31-8mm-34-9mm-37mm-3-sizes-seatpost-clamp
store_origin: IE
region: Ireland
---

# GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm)

**Brand:** gymtop
**Price:** € 20.39
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm) by gymtop
- **How much does it cost?** € 20.39 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/66066587-gymtop-31-8mm-34-9mm-37mm-3-sizes-seatpost-clamp)

## Best For

- gymtop enthusiasts

## Why This Product

- Trusted gymtop brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Specification: Model: GUB 550 Material: Aluminum alloy Colors: Blue, black, red, gold  Use:MTB,mountain bike ,folding bike,track bike,fixedgear,road bike and so on  Size: 31.8mm/34.9mm/37mm Weight: 25g Package includes:  1 x Bike seatpost clamp

## Features

- •Convenient design, simple installation
- •Material: high quality Aluminum Alloy. Diameter:31.8mm and 34.9mm and 37mm
- •These aluminum quick release seat post clamps are fantastic value and light weighted thanks to the CNC machined design.
- •Two strong sleek retaining bolts ensure it to be double sturdy and firm.
- •31.8mm clamp suits for 27.2mm seatpost. 34.9mm clamp suits for 30.9mm and 31.6mm seatpost.

## Images

![GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm) - Image 1](https://images-na.ssl-images-amazon.com/images/I/51UKG-wYfeL.jpg)
![GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm) - Image 2](https://images-na.ssl-images-amazon.com/images/I/41RVp71hfDL.jpg)
![GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm) - Image 3](https://images-na.ssl-images-amazon.com/images/I/51j9LJWNBJL.jpg)
![GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm) - Image 4](https://images-na.ssl-images-amazon.com/images/I/41mMDHObrCL.jpg)
![GYMTOP 31.8mm/34.9mm/37mm 3 Sizes Seatpost Clamp Ultralight Quick Release Aluminium Alloy Tube Clip for MTB Mountain Road Bike (black, 31.8mm) - Image 5](https://images-na.ssl-images-amazon.com/images/I/41%2Bl%2BAQQwRL.jpg)

---

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**Shop now:** [https://www.desertcart.ie/products/66066587-gymtop-31-8mm-34-9mm-37mm-3-sizes-seatpost-clamp](https://www.desertcart.ie/products/66066587-gymtop-31-8mm-34-9mm-37mm-3-sizes-seatpost-clamp)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-22*