---
product_id: 39807961
title: "Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100"
brand: "down range"
price: "168 Lei"
currency: RON
in_stock: true
reviews_count: 2
category: "Down Range"
url: https://www.desertcart.ro/products/39807961-products-37-64-x-28-578x-28-barrel-thread-protector
store_origin: RO
region: Romania
---

# Exact 37/64 x 28 / .578 x 28 thread pitch Precision CNC-machined stainless steel Counterbored design for perfect barrel fit Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100

**Brand:** down range
**Price:** 168 Lei
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock in precision, protect your edge.

## Quick Answers

- **What is this?** Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100 by down range
- **How much does it cost?** 168 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/39807961-products-37-64-x-28-578x-28-barrel-thread-protector)

## Best For

- down range enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Pros:** Manufactured by Down Range Products, a name synonymous with quality in shooting accessories.
- • **Sleek Machined Grooves:** Adds a professional, tactical aesthetic that stands out on any aftermarket barrel.
- • **Thread Compatibility Guaranteed:** Designed specifically for 37/64 x 28 or .578 x 28 right-hand threads—know your barrel, avoid mismatches.
- • **Precision Engineered for Performance:** CNC-machined stainless steel ensures durability and flawless fit every time.
- • **Optimized Fit for Non-Undercut Barrels:** Counterbored design accommodates barrels without shoulder undercuts for seamless installation.

## Overview

This stainless steel barrel thread protector, machined with CNC precision, fits aftermarket .45 ACP barrels with 37/64 x 28 or .578 x 28 right-hand threads. Its counterbored design ensures compatibility with non-undercut barrels, while the machined grooves provide a sleek, tactical look. Ideal for shooters seeking durable protection and a perfect fit, this part is crafted by Down Range Products for reliable performance.

## Description

This listing is for a 37/64 x 28 or .578 x 28 Threaded barrel protector. It is machined from stainless steel to very high quality standards on CNC lathes in my shop. It is counter bored to accommodate barrels that are not undercut at the shoulder. Length is .460" Outside diameter is .730 With a great looking machined grooves. Fits Aftermarket Threaded Barrels with a 37/64 x 28 or .578 x 28 tpi right handed thread. Will not fit the factory Glock since it has a left hand metric thread. Please confirm your thread size before ordering!

Review: would buy again - just what i needed to finish project
Review: Customize Hi Point carbine - Customization option for Hi Point carbine 45 ACP. Thread matches well, easy to clean. Gives a little pop of color to an otherwise boring solid black firearm.

## Features

- Pistol barrel thread protector 37/64 x 28 or .578 x 28 Black .45 acp

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01GAGEFGC |
| Best Sellers Rank | #682,035 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #4,218 in Gunsmithing Tools |
| Brand | Down Range |
| Brand Name | Down Range |
| Customer Reviews | 5.0 out of 5 stars 5 Reviews |
| Item Diameter | 0.73 inches |
| Manufacturer | Down Range Products |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Nominal Outside Diameter | 0.73 inches |
| Part Number | 3100 |
| UPC | 858846006744 |

## Product Details

- **Material:** Stainless Steel
- **Item Diameter:** 0.73 Inches
- **Nominal Outside Diameter:** 0.73 Inches
- **UPC:** 858846006744
- **Manufacturer:** Down Range Products

## Images

![Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100 - Image 1](https://m.media-amazon.com/images/I/41baMSXsZaL.jpg)
![Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100 - Image 2](https://m.media-amazon.com/images/I/81s5imOdFDL.jpg)
![Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100 - Image 3](https://m.media-amazon.com/images/I/51otYzhFMOL.jpg)
![Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100 - Image 4](https://m.media-amazon.com/images/I/51GBt83pUlL.jpg)
![Products 37/64 x 28 .578x 28 Barrel Thread Protector Stainless .45 Cal Splined #3100 - Image 5](https://m.media-amazon.com/images/I/617Z49s7CaL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ would buy again
*by C***R on August 10, 2026*

just what i needed to finish project

### ⭐⭐⭐⭐⭐ Customize Hi Point carbine
*by K***0 on August 20, 2023*

Customization option for Hi Point carbine 45 ACP. Thread matches well, easy to clean. Gives a little pop of color to an otherwise boring solid black firearm.

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**Shop now:** [https://www.desertcart.ro/products/39807961-products-37-64-x-28-578x-28-barrel-thread-protector](https://www.desertcart.ro/products/39807961-products-37-64-x-28-578x-28-barrel-thread-protector)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-08-27*