YFL-A421(U) อัลโตฟลู้ท
| YFL-A421 | YFL-A421U | ||
|---|---|---|---|
| คีย์ | Alto in G | Alto in G | |
| ผิว | Clear lacquer | Clear lacquer | |
| กล่องใส่ | Included | Included | |
| Headjoint Type | Straight | Curved | |
| Key Type | Covered keys | Covered keys | |
| Toneholes | Drawn | Drawn | |
| Pads | Traditional pads | Traditional pads | |
| Material | Headjoint | Gold brass | Gold brass |
| Lip Plate & Riser | Sterling silver | Sterling silver | |
| Body & Footjoint | Gold brass | Gold brass | |
| Keys | Silver-plated nickel silver | Silver-plated nickel silver | |
| Cover | Included | Included | |
