---
product_id: 13863864
title: "RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY"
brand: "rubyca"
price: "Rp769187"
currency: IDR
in_stock: true
reviews_count: 8
category: "Rubyca"
url: https://www.desertcart.id/products/13863864-rubyca-20-sets-21mm-black-gunmetal-cat-claw-studs-spikes
store_origin: ID
region: Indonesia
---

# Black gunmetal finish for sleek edge 21mm height for bold impact 20 sets for endless creativity RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY

**Brand:** rubyca
**Price:** Rp769187
**Availability:** ✅ In Stock

## Summary

> 🖤 Unleash your inner rebel with every stud—because ordinary is overrated!

## Quick Answers

- **What is this?** RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY by rubyca
- **How much does it cost?** Rp769187 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/13863864-rubyca-20-sets-21mm-black-gunmetal-cat-claw-studs-spikes)

## Best For

- rubyca enthusiasts

## Why This Product

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

## Key Features

- • **Precision Fit:** 7mm base diameter ensures secure, professional-grade attachment every time
- • **Durable Zinc Alloy:** Premium metal construction built to last through every wear and tear
- • **Endless DIY Potential:** 20 robust cat claw studs to transform your leather projects with punk flair
- • **Effortless Installation:** Slotted screw backs designed for quick, reliable fastening on leather and more
- • **Versatile Style Upgrade:** Perfect for bags, belts, jackets, shoes, and even dog collars—stand out with every stitch

## Overview

RUBYCA’s 20-piece set of 21mm black gunmetal cat claw studs offers durable zinc alloy construction with slotted screw backs, designed for easy attachment to leather and fabric. Ideal for adding a bold, punk-inspired edge to accessories like bags, belts, jackets, and more, these studs combine professional quality with versatile DIY creativity.

## Description

Elevate your leather craft projects with our premium RUBYCA 21mm Black Gunmetal Cat Claw Studs. Each set includes 20 pieces, featuring a robust zinc alloy metal construction, ensuring durability and longevity. These studs measure 21mm in height and have a 7mm base diameter, making them perfect for a wide range of DIY projects. The round base cat claw spikes come with slotted screws, allowing for easy attachment to various materials. Ideal for leather accessories, bags, shoes, belts, jackets, dog collars, and garments, these studs add a punk style edge to your creations.

Review: Quality - Quality
Review: Very nice - They are easy to use and nice, I bought more already just to have some around to embellish stuff

## Features

- Package Includes: 20 Sets of Cat Claw Spikes Screwback Studs with Screws for Leather-Crafting
- Material: Top Quality Zinc Alloy Metal, Come with Genuine RUBYCA Zip-Bag
- Screw Type: Slotted, Shape: Round Base Cat Claw Spikes
- Color: Black Gunmetal, Size: 21mm = 0.82” (Height), Base Diameter Size: 7mm = 9/32”
- Great diy crafts & decoration supplies, Use for leather accessories, Bags, Shoes, Belts, Jacket, Dog Collar, Garments, punk style clothing and more leather craft DIY making.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00O8N9RMC |
| Best Sellers Rank | #59,725 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #301 in Leathercraft Accessories |
| Brand | RUBYCA |
| Color | Black |
| Compatible groove diameter | 7 Millimeters |
| Customer Reviews | 4.6 4.6 out of 5 stars (162) |
| Date First Available | October 7, 2014 |
| Exterior Finish | Zinc |
| Fastener Size | 9.04 millimeters |
| Fastener Type | Screws |
| Head Style | Flat |
| Head Type | Round |
| Is Discontinued By Manufacturer | No |
| Item Diameter | 7 Millimeters |
| Item Weight | 2.08 ounces |
| Item model number | 4336863391 |
| Manufacturer | RUBYCA |
| Material | Alloy Steel, Zinc |
| Number of Pieces | 20 |
| Point Style | Cat Claw |
| Set Name | 20 PCS Slotted Screws |
| Set Screw Thread Type | Slotted |
| Size | 20 PCS |
| Thread Class | 2B |
| Thread Coverage | Fully Threaded |
| Thread Type | Unc |
| UPC | 709009883255 |

## Product Details

- **Exterior Finish:** Zinc
- **Head Style:** Flat
- **Item dimensions L x W x H:** 3.54 x 0.63 x 2.36 inches
- **Material:** Alloy Steel, Zinc
- **Point Style:** Cat Claw

## Images

![RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY - Image 1](https://m.media-amazon.com/images/I/71I3qRaMf0L.jpg)
![RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY - Image 2](https://m.media-amazon.com/images/I/71QYM050nbL.jpg)
![RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY - Image 3](https://m.media-amazon.com/images/I/81QdX01YZbL.jpg)
![RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY - Image 4](https://m.media-amazon.com/images/I/81kX85M6q0L.jpg)
![RUBYCA 20 Sets 21mm Black Gunmetal Cat Claw Studs and Spikes Metal Screw Back Leather-Craft DIY - Image 5](https://m.media-amazon.com/images/I/81pcqkNHa1L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Quality
*by T***E on March 30, 2025*

Quality

### ⭐⭐⭐⭐⭐ Very nice
*by A***R on May 20, 2023*

They are easy to use and nice, I bought more already just to have some around to embellish stuff

### ⭐⭐⭐⭐⭐ If a steel claw-tooth-spike thingy....this will do
*by F***Z on October 18, 2024*

As shown, I needed to do something different for a Judas Priest concert and I'm glad I got these. The screws could be a bit longer, but not an issue.

---

## 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.id/products/13863864-rubyca-20-sets-21mm-black-gunmetal-cat-claw-studs-spikes](https://www.desertcart.id/products/13863864-rubyca-20-sets-21mm-black-gunmetal-cat-claw-studs-spikes)

---

*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-03-04*