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