F.I.T. Multi base 多向圓球座可以直接安裝在 Nauticam 單眼相機防水殼的握把上。
如果是要安裝在微單/卡片機用的握把：
| 71207 | Flexitray II with left handle (with 2pcs 1/4” screws) |
| 71206 | Easitray II with left handle (with 2pcs 1/4” screws) |
則要安裝墊片：
| 25518 | Accessory mounting base for handle with screws |
就可以加裝 F.I.T. Multi base 多向圓球座：
