# Prim Electric Violin B-flat String, Extra Long (for Viper)

The Prim 1317 Violin B♭ Medium tension **extra-long** string is a good sounding and affordable replacement for the 7th string on your 7-string Viper.

This extra-long string is designed for 7-string Wood Violins Vipers.

-   Carbon steel core
-   Tungsten / Stainless steel winding
-   Gauge: 0.087 in / 2.2 mm
-   Tension: 14 lbs / 6.4 kg

## Details

- **Price:** 69.99 USD
- **Vendor:** GEWA Music USA
- **Tags:** Discount eligible, Gear & Accessories, Octave & Extended Range Strings, Shop by Instrument Strings, Strings, Violin Strings

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 69.99 USD | In stock |

## Images

- Prim Electric Violin B-flat String, Extra Long (for Viper) - Electric Violin Shop
- Prim Electric Violin B-flat String, Extra Long (for Viper) - Electric Violin Shop

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> Source: [Electric Violin Shop](https://electricviolinshop.com/products/prim-electric-violin-b-flat-string-extra-long-viper)
> Updated: 2026-07-08