All-Metal Tripod Lens Collar Mount Ring for Canon TS-E 17mm f/4L Tilt-Shift and Canon TS-E 24mm f/3.5L II Tilt-Shift Lens

All-Metal Tripod Lens Collar Mount Ring for Canon TS-E 17mm f/4L Tilt-Shift and Canon TS-E 24mm f/3.5L II Tilt-Shift Lens

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