Ultralight AC-TRI tripod clamp with 1/4"-20 course thread for custom underwater, land-based, and action camera tripods 
Ultralight TRI-THC pan-and-tilt tripod head for underwater and land-based cameras 
Ultralight AC-TBMO replacement 1/4"-20 bolt with small round knob for AC-MB monitor mount 
Description
- The O-RING-BALL 25pk is a pack of 25 replacement rubber O-rings.
- They are used on all Ultralight arms and ball adapters.
- The ball O-rings are Buna, Size 209N70
The Ultralight O-RING-BALL-25PK includes 25 replacement O-rings designed for use with 1" ball arms and adapters in both underwater and cinema camera systems. These high-quality O-rings provide essential friction and sealing to ensure secure connections between arms, clamps, and mounting accessories. Ideal for routine maintenance or as spares in your gear bag, they help extend the life and reliability of your rig in demanding environments.
