Metabones Contax Yashica CY Lens to Fuji X-Mount Camera Speed Booster ULTRA 0.71x CINE Adapter - Walmart.com
Metabones T CINE Speed Booster ULTRA 0.71x (5th Generation) - Canon EF to Sony E-Mount Adapter | Lens / Mount Adapters | Lenses / Accessories | Buy | AbelCine
Metabones T Speed Booster Ultra 0.71x Adapter MBSPEF-EFR-BT1 B&H
Amazon.com : Metabones PL to Emount T CINE Speed Booster Ultra 0.71x (Black Matt) : Electronics
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Used Metabones Canon EF Lens to RF-Mount T CINE Speed Booster Ultra 0.71x Adapter, Black MB_SPEF-EFR-BT2