Features: Achieve infinity focus and manual control with the T2 adapter ring for EOS-RF and other compatible cameras. Made of durable metal alloy, this adapter ring allows you to manually adjust lens focus and aperture for optimal results. Designed for use with EOS-RF, R, RP, R5, R6, Z5, Z6, Z7, Z9, Z30, and other mirrorless cameras with RF or Z mount. Compatible with T-mount lenses including telephoto, super telephoto, mirror lenses, and telescopes. Supports manual focusing, manual aperture control, and infinity focusing. The T2 port consists of inner and outer rings that rotate relative to each other, allowing precise alignment between lens and camera body. M42 and T/T2 ports are not interchangeable and require specific adapter rings for compatibility. Specifications: Item: T2 Metal Telescope Adapter Ring Model: T2 to EOS RF / T2 to Z mount Compatibility: Suitable for EOS RF, RP, R5, R6, and other RF-mount mirrorless cameras; also fits Z5, Z6, Z7, Z9, Z30, and other Z-mount mirrorless cameras Material: Metal Alloy Package Includes: 1 x Telescope Adapter Ring Note: Due to lighting effects and shooting angles, slight variations in product appearance may occur. A 0–1 cm measurement deviation may exist due to manual measurement.