---
product_id: 23796202
title: "Universal C-Clamp for Desktop Mount Holder with 1/4\"-20 & 3/8\"-16 Thread Hole - 1121"
brand: "camvate"
price: "$32.38"
currency: USD
in_stock: true
reviews_count: 13
category: "Camvate"
url: https://www.desertcart.ec/products/23796202-universal-c-clamp-for-desktop-mount-holder-with-1-4
store_origin: EC
region: Ecuador
---

# 3mm to 42mm adjustable clamp Dual 1/4"-20 & 3/8"-16 thread holes 500 PSI tensile strength Universal C-Clamp for Desktop Mount Holder with 1/4"-20 & 3/8"-16 Thread Hole - 1121

**Brand:** camvate
**Price:** $32.38
**Availability:** ✅ In Stock

## Summary

> 🔧 Clamp down on chaos — elevate your workspace with CAMVATE precision!

## Quick Answers

- **What is this?** Universal C-Clamp for Desktop Mount Holder with 1/4"-20 & 3/8"-16 Thread Hole - 1121 by camvate
- **How much does it cost?** $32.38 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/23796202-universal-c-clamp-for-desktop-mount-holder-with-1-4)

## Best For

- camvate enthusiasts

## Why This Product

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

## Key Features

- • **Sleek, Minimalist Design:** Clean black finish complements any modern workspace without bulk or clutter.
- • **Dual Thread Compatibility:** Equipped with both 1/4"-20 and 3/8"-16 thread holes to fit a wide range of professional gear.
- • **Multi-Purpose Mounting Powerhouse:** Secure cameras, microscopes, swing arms, and more with confidence and style.
- • **Precision Fit for Versatile Mounting:** Adjustable clamp opens from 3mm to 42mm, perfect for desks, benches, and posts.
- • **Unmatched Strength in a Compact Frame:** Engineered aluminum-metal build supports up to 500 PSI for rock-solid stability.

## Overview

The CAMVATE Universal C-Clamp is a heavy-duty, adjustable mounting solution crafted from aluminum, metal, and plastic. It clamps securely on surfaces from 3mm to 42mm thick and features dual thread holes (1/4"-20 & 3/8"-16) for versatile equipment compatibility. Rated to withstand 500 PSI tensile strength, it’s ideal for professionals seeking reliable, sleek, and multifunctional mounting in their workspace.

## Description

Buy CAMVATE Universal C-Clamp for Desktop Mount Holder with 1/4"-20 & 3/8"-16 Thread Hole - 1121: Camera Mounts & Clamps - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Stronger than expected, very heavy duty for its size. - This clamp is much heavier duty than I expected. Very strong with a clean design. I use it to secure and odd shaped shelf to a wood panel wall standoff so my grandchildren don’t pull the shelf over. Unique application but all the same a real good product that is effective.
Review: Sturdy - Great for many purposes. Strong enough to hold my microscope and swing arm stand together on my desk.

## Features

- Open from 3mm to 42mm (CAN NOT clamp on chair)
- Clamp on Square shaped wood
- Made of aluminum, plastic and metal
- Attaches to desks, carts, benches, worktables, posts, etc.
- Provides 1/4"-20 thread holes and one 3/8"-16 thread hole.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B018RLY6B2 |
| Best Sellers Rank | #165 in Camera Mounts & Clamps |
| Brand | CAMVATE |
| Color | Black |
| Date First Available | November 30, 2015 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 3.52 ounces |
| Item dimensions L x W x H | 7 x 5 x 1 inches |
| Item model number | K0138 |
| Manufacturer | CAMVATE |
| Material | Aluminum, Metal, Plastic |
| Product Dimensions | 7 x 5 x 1 inches |
| Set Name | Universal Clamp Set |
| Style | Classic |
| Tensile Strength | 500 Pounds Per Square Inch |
| UPC | 711202831414 |

## Product Details

- **Brand:** CAMVATE
- **Color:** Black
- **Item Weight:** 0.1 Kilograms
- **Item dimensions L x W x H:** 7 x 5 x 1 inches
- **Manufacturer:** CAMVATE
- **Material:** Aluminum, Metal, Plastic
- **Set Name:** Universal Clamp Set
- **Style:** Classic
- **Tensile Strength:** 500 Pounds Per Square Inch
- **UPC:** 711202831414

## Images

![Universal C-Clamp for Desktop Mount Holder with 1/4"-20 & 3/8"-16 Thread Hole - 1121 - Image 1](https://m.media-amazon.com/images/I/51wFbRlEObL.jpg)

## Questions & Answers

**Q: Am I correct in thinking the opening to this max is around 1.5 inches? Thanks in advance.**
A: Dear friendYour message is well noted.Yes, you are correct, Maximum opening diameter is 42mm, about 1.6", Hope you understand.Regards

**Q: Is the C part of the clamp assembly plastic or anodized aluminum, I need something that would be in close proximity to saltwater in an aqaurium**
A: not plastic; appears to be anodized aluminum

**Q: is there a bigger version of this?**
A: Dear friendHope you received our last email.Pls visit https://www.amazon.com/Quick-Grip-C-Clamp-Carpenters-Woodworker-Engineers/dp/B01IJB49SU?ie=UTF8&*Version*=1&*entries*=0 to learn the new version clamp that can open max 2". Any quesion? Pls feel free to contact with us .Regards

**Q: how much weight can these handle?**
A: We are using two to clamp 36x22 piece of 5/8" plywood down to 12" deep shelves that my daughter then uses as a desk. So she's putting a good amount of weight (pressure) and they're holding fine.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Stronger than expected, very heavy duty for its size.
*by T***M on September 27, 2025*

This clamp is much heavier duty than I expected. Very strong with a clean design. I use it to secure and odd shaped shelf to a wood panel wall standoff so my grandchildren don’t pull the shelf over. Unique application but all the same a real good product that is effective.

### ⭐⭐⭐⭐⭐ Sturdy
*by M***M on November 20, 2025*

Great for many purposes. Strong enough to hold my microscope and swing arm stand together on my desk.

### ⭐⭐⭐⭐⭐ Works Great and Easy to use
*by K***Y on December 7, 2025*

Works well easy to install. Fair pricing made of good material and arrived on time. This is the second one I purchased.

## Frequently Bought Together

- CAMVATE Universal C-Clamp for Desktop Mount Holder with 1/4"-20 & 3/8"-16 Thread Hole - 1121
- SMALLRIG Rosette Magic Arm 11 Inch with Ball Head, 1/4"-20 Screws, and Anti-Twist Pins, for Cameras/iPads/Monitors/LED Lights/Smartphones/Action Cameras, Max Load Capacity 3kg
- SMALLRIG Clamp w/ 1/4" and 3/8" Thread and 9.8 Inches Adjustable Friction Power Articulating Magic Arm with 1/4" Thread Screw for LCD Monitor/LED Lights - KBUM2732B

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ec/products/23796202-universal-c-clamp-for-desktop-mount-holder-with-1-4](https://www.desertcart.ec/products/23796202-universal-c-clamp-for-desktop-mount-holder-with-1-4)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-03-08*