---
product_id: 47403815
title: "JP-4 Slug Plug Engraved with USA Flag; Painted Thin Blue Line; Fits Gen 1-3 GLOCK Pistols; Model 21 SF ONLY"
brand: "aries laser designs"
price: "€ 31.72"
currency: EUR
in_stock: true
category: "Misc."
url: https://www.desertcart.at/products/47403815-jp-4-slug-plug-engraved-with-usa-flag-painted-thin
store_origin: AT
region: Austria
---

# JP-4 Slug Plug Engraved with USA Flag; Painted Thin Blue Line; Fits Gen 1-3 GLOCK Pistols; Model 21 SF ONLY

**Brand:** aries laser designs
**Price:** € 31.72
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** JP-4 Slug Plug Engraved with USA Flag; Painted Thin Blue Line; Fits Gen 1-3 GLOCK Pistols; Model 21 SF ONLY by aries laser designs
- **How much does it cost?** € 31.72 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/47403815-jp-4-slug-plug-engraved-with-usa-flag-painted-thin)

## Best For

- aries laser designs enthusiasts

## Why This Product

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

## Description

JP-4 Slug Plug fits Glock Generation 1-3, fits Model 21 SF ONLY. USA flag raster-engraved in subdued, special polymer blend plug. Painted Thin Blue Line; Streamlined, understated, subdued look. NOTE: You are getting a SUBDUED engraving. THIS MEANS THERE IS ABSOLUTELY NO COLOR IN THE ENGRAVING. IT IS PRINTED INTO THE BLACK PLASTIC PLUG. BUYER WILL BE FULLY AWARE OF THIS WHEN PURCHASING. NO COLOR. NONE.

## Features

- USA flag engraved in subdued pattern, unique item, painted blue line
- JP-4 Slug Plug Fits Generation 1-3 Glocks
- Fits Model 21 SF ONLY
- Special black polymer material, prevents dust, debris, rain, and other elements from entering your gun
- NOTE: You are getting a SUBDUED engraving. THIS MEANS THERE IS ABSOLUTELY NO COLOR IN THE ENGRAVING. IT IS PRINTED INTO THE BLACK PLASTIC PLUG. BUYER WILL BE FULLY AWARE OF THIS WHEN PURCHASING. NO COLOR. NONE.

## Images

![JP-4 Slug Plug Engraved with USA Flag; Painted Thin Blue Line; Fits Gen 1-3 GLOCK Pistols; Model 21 SF ONLY - Image 1](https://images-na.ssl-images-amazon.com/images/I/61WNeacQXsL.jpg)
![JP-4 Slug Plug Engraved with USA Flag; Painted Thin Blue Line; Fits Gen 1-3 GLOCK Pistols; Model 21 SF ONLY - Image 2](https://images-na.ssl-images-amazon.com/images/I/51h6ST-WDEL.jpg)

---

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**Shop now:** [https://www.desertcart.at/products/47403815-jp-4-slug-plug-engraved-with-usa-flag-painted-thin](https://www.desertcart.at/products/47403815-jp-4-slug-plug-engraved-with-usa-flag-painted-thin)

---

*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-04-22*