# GEWA 720486 Trombone-to-Baritone Mouthpiece Adapter

Trombone-to-Baritone: The GEWA 720486 mouthpiece adapter is listed for fitting a trombone mouthpiece with a small shank to a baritone with a wide mouthpiece receiver. Its listed dimensions are useful for checking fit, but confirm compatibility with your instrument before buying.

- [Original product page](https://bargainpostbox.co.uk/product/gewa-720486-trombone-baritone-mouthpiece-adapter)
- [View offer](https://bargainpostbox.co.uk/visit/gewa-720486-trombone-baritone-mouthpiece-adapter)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: GEWA
- Model: 720486
- Category: Books, Music & Hobbies > Musical Instruments
- Price: 9.60 GBP
- Previous price: 11.47 GBP
- Discount: 16%
- Price checked: 2026-11-12T19:16:10.170Z
- Rating: 3.7 / 5
- Reviews: 32

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Designed to adapt a small-shank trombone mouthpiece for a baritone with a wide mouthpiece receiver.
- The listing gives receiver and mouthpiece diameter ranges plus an adapter length for fit checks.
- Manufacturer feature text describes brass with a nickel-plated surface.

## Pros

- Can let players use a familiar small-shank trombone mouthpiece on a compatible baritone instead of buying another mouthpiece.
- Published dimensions give useful measurements to compare with the instrument and mouthpiece.

## Specifications

### Identity
- Brand: GEWA
- Model: 720486
### Dimensions and installation
- Weight listed: 0.01 Kilograms
- Receiver outside diameter range: 12.0 mm to 13.3 mm
- Mouthpiece inside diameter range: 10.5 mm to 12.3 mm
- Length: 40.7 mm
### Materials and finish
- Material listed: Brass
- Surface finish: nickel-plated

## Before you buy

- Confirm the baritone receiver and mouthpiece dimensions against the listed ranges before ordering. The listed colour is silver, while the product title and feature text describe nickel-plated brass. The contents field says “Mouthpiece” although the product is presented as an adapter, so the exact included item is unclear. The stated warranty is “No.”

## In the box

- Mouthpiece (Check selected pack): The contents field lists a mouthpiece, but the product itself is described as an adapter. Check the selected listing to confirm what is supplied.

## A good fit for

- Baritone players whose instrument has a wide mouthpiece receiver and who want to use a compatible small-shank trombone mouthpiece.
- Students comparing instruments who prefer to keep using a familiar mouthpiece, subject to fit.

## Less suited to

- Buyers who need a complete baritone mouthpiece rather than an adapter.
- Players whose instrument or mouthpiece dimensions fall outside the listed ranges.

## Customer feedback

Aggregate customer ratings are mixed, with five-star ratings the largest category but a notable one-star share. This does not explain why people rated it that way. For a fit-specific adapter, confirm the dimensions and package contents rather than treating the ratings as evidence of compatibility.

## Frequently asked questions

### What does this adapter do?
The listing says it allows a small-shank trombone mouthpiece to be used with a baritone that has a wide mouthpiece receiver.
### What dimensions should I check?
The listed receiver outside diameter range is 12.0 mm to 13.3 mm, the mouthpiece inside diameter range is 10.5 mm to 12.3 mm, and the adapter length is 40.7 mm. Compare these with your instrument and mouthpiece.
### Is a mouthpiece included?
The listing's included-components field says “Mouthpiece”, but the product is presented as an adapter. Confirm the selected listing's package contents before purchase.

## Alternative options

- [GEWA mouthpiece adapter baritone mouthpiece \(small shank\) - bass trombone \(wide mouthpiece receiver\) - nickel-plated brass](https://bargainpostbox.co.uk/visit/gewa-720486-trombone-baritone-mouthpiece-adapter)
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## Images

![GEWA 720486 Trombone-to-Baritone Mouthpiece Adapter — 1](https://bargainpostbox.co.uk/i/1TXIDfeUmsHFQtfE2A-UtZ_Hsk3WpjfwsbP372GN2lDX3X1Tq9BjPlcRwC_QvPVB_soshTZFg1kEsGOHI-RWt9iEpysyJKRZHPiRg4GjjD-oqlv9l0CpVpzR.jpg)