SEA&SEA TOP Line up Discontinued Products Arms SA8 Series Compact Camera Housings Mirror Less / SLR Camera Housings Strobes Lights Arms Maintainance SA8 Series SA8 Series [ Discontinued Products ] SA8 Series Ball Clamp Ball Clamp Used to hold two ball joints together. Ball Clamp Ball Base For Accessory shoe Ball Base For Accessory shoe Attaches to the Accessory Shoe on a Sea & Sea housing. Ball Base For Accessory shoe