PK-m43 Focal Reducer Speed Booster adapter ring for pentax pk Lens to panasonic m4/3 GF6 gh5 gh4 EM5 EM1 em10 E-PL5 camera

PK-m43 Focal Reducer Speed Booster adapter ring for pentax pk Lens to panasonic m4/3 GF6 gh5 gh4 EM5 EM1 em10 E-PL5 camera

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