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Different M42 to PK-Adapters - a review: Pentax SLR Talk Forum: Digital Photography Review
M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body Pro Mount Adapter – Fotodiox, Inc. USA
General Brand Pentax-K Body to Universal Lens Adapter ABPKS B&H
Sony Alpha A-Mount (and Minolta AF) DSLR Lens to Pentax K (PK) Mount SLR Camera Body Pro Mount Adapter – Fotodiox, Inc. USA
T-Mount (T / T-2) Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body Adapter – Fotodiox, Inc. USA
K&F Concept M10221 M42 Screw Lenses to Pentax K Lens Mount Adapter - KENTFAITH
K&F Concept M10221 M42 Screw Lenses to Pentax K Lens Mount Adapter - KENTFAITH
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Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
Pentax K SLR Lens to Fujifilm X-Series (FX) Mount Camera Body Adapter – Fotodiox, Inc. USA
M42-PK-IN
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K&F Concept M10221 M42 Screw Lenses to Pentax K Lens Mount Adapter - KENTFAITH
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