Opticron UTA Connection Ring 33.3mm

Finally, a connection ring that actually stays put without loosening over time; the lightweight alloy construction makes it easy to handle while still feeling solid. It threads on smoothly and holds my eyepiece securely for crisp telephoto shots.

This lightweight alloy ring made attaching my eyepiece to the adapter quick and perfectly secure; it feels sturdy without adding any bulk.

Finally found a ring that actually fits my adapter without any wobble — the lightweight alloy makes a real difference in handling. Snaps on securely every time, and it's held up well so far.