---
product_id: 654358573
title: "Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74)"
brand: "stringjoy"
price: "¥8914"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/654358573-stringjoy-hvy137-7-string-signature-nickel-electric-guitar-strings-heavy
store_origin: JP
region: Japan
---

# 7-string heavy gauge (13-74) Triple quality inspection Optimized tension balance Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74)

**Brand:** stringjoy
**Price:** ¥8914
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your 7-string game with strings that play as hard as you do!

## Quick Answers

- **What is this?** Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74) by stringjoy
- **How much does it cost?** ¥8914 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/654358573-stringjoy-hvy137-7-string-signature-nickel-electric-guitar-strings-heavy)

## Best For

- stringjoy enthusiasts

## Why This Product

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

## Key Features

- • **Confidence in Every Set:** Backed by rigorous quality control and a no-nonsense satisfaction guarantee.
- • **Powerful, Authentic Tone:** Experience a full, rich sound that ditches the plasticky hype for pure, classic resonance.
- • **Stay In Tune, Stay Ahead:** Triple-checked strings ensure rock-solid tuning stability so you never miss a beat.
- • **Built to Last, Built for You:** Heavy bottom gauge strings crafted with premium American nickel for durability and longevity.
- • **Smooth Playability Across the Neck:** Mathematically balanced tension means effortless bends and consistent feel on every fret.

## Overview

The Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings feature a heavy bottom extra heavy gauge (13-74) nickel wound design, crafted in the USA with premium materials. Each set undergoes triple quality inspection to ensure superior tuning stability, a powerful, authentic tone, and smooth, balanced playability across the fretboard. Designed for serious players seeking durability and consistent performance, these strings deliver longer life and effortless feel, backed by a confident satisfaction guarantee.

## Description

Can a great set of strings really make your electric guitar SOUND BETTER, PLAY BETTER, and FEEL BETTER? You bet your bridge it can... When we designed Stringjoy 7 string electric guitar string sets, we took a fresh look at the whole process and built our string sets from the ground up to be as good as they can be. That meant: Using the best, all-American materials we could find Re-thinking the gauges in every 7 string set to get the best playability Relying on Old-School craftsmanship for the highest quality The quality of what we came up with blew us away, and we know it's going to blow you away too. Here's what you'll love most about our 7 string electric guitar strings: ✓ Better tuning stability for the life of the string, so you can spend more time playing and less time fiddling with tuning pegs. ✓ A fuller, more powerful tone from the guitar - say goodbye to that plasticky, hyped sound you get from a lot of new strings, these sound the way strings were meant to sound. ✓ Longer string life and less breakage, when cared for properly (just wipe down your strings occasionally with a clean cloth and you'll be set). ✓ Smoother, more balanced playability across the neck of the guitar-every string will bend with similar pressure, for a smooth, effortless playability.Hit the "Add to Cart" button up top, and play the difference for yourself.

## Features

- INCONSISTENT TONE? Yuck. We’ve got you covered there too. Our 7 string guitar strings have a full, powerful sound that’s quick to hit the sweet spot, and stays there for longer – so every time you pick up your guitar, it’ll sound the way you want it to.
- STRINGS WON’T STAY IN TUNE? Look no further. We’re obsessed with quality control – every string we make is inspected by 3 different people so that we can guarantee your 7 string electric guitar strings will resonate, intonate, and stay in tune.
- THE SMOOTHEST STRINGS YOU’LL EVER PLAY! How’s that? Science, that’s how. Every Stringjoy 7 string electric guitar string set is mathematically optimized to balance tension, and give you a smooth, even performance across the entire fretboard.
- WE STAND BY OUR PRODUCT! We stand behind every set of strings we make. You can buy today with confidence, because if anything ever goes wrong, we’ve got your back. No ifs, ands or buts.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 11.43 x 11.43 x 1.78 cm; 62.37 g |
| Item model number | HVY137 |
| Colour | 1-Pack |
| Scale Length | Universal |
| String Gauge | Heavy |
| String Material | Nickel |
| Material Type | Nickel Wound Nickel Steel Hexagonal Core |
| Country Produced In | United States |
| Size | Heavy Bottom Extra Heavy Gauge (13-74) |
| Item Weight | 62.3 g |

## Product Details

- **Brand:** Stringjoy
- **String gauge:** Heavy
- **Colour:** 1-Pack
- **Instrument:** Electric Guitar
- **String material type:** Nickel

## Images

![Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74) - Image 1](https://m.media-amazon.com/images/I/71Oqw1kvfmL.jpg)
![Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74) - Image 2](https://m.media-amazon.com/images/I/71fE3lZiueL.jpg)
![Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74) - Image 3](https://m.media-amazon.com/images/I/71hk9DJ6dzL.jpg)
![Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74) - Image 4](https://m.media-amazon.com/images/I/71rYtGueEyL.jpg)
![Stringjoy HVY137 7 String Signature Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge - 13-74) - Image 5](https://m.media-amazon.com/images/I/71MGCGmd-AL.jpg)

## Available Options

This product comes in different **Colour Name, Size Name** options.

## Frequently Bought Together

- Stringjoy HVY137 7 String Signatures Nickel Electric Guitar Strings, (Heavy Bottom Extra Heavy Gauge, 13-74)
- Ernie Ball 6-String Baritone Slinky Nickel Wound Electric Guitar Strings, 13-72 Gauge (P02839)
- Ernie Ball 8-String Skinny Top Heavy Bottom Slinky Nickel Wound Electric Guitar Strings, 9-80 Gauge (P02624)

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**Shop now:** [https://www.desertcart.jp/products/654358573-stringjoy-hvy137-7-string-signature-nickel-electric-guitar-strings-heavy](https://www.desertcart.jp/products/654358573-stringjoy-hvy137-7-string-signature-nickel-electric-guitar-strings-heavy)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-28*