M42 to Pentax PK K Mount Lens Adapter Ring – Silver Copper

M42 to Pentax PK K Mount Lens Adapter Ring

Breathe new life into your classic M42 screw-mount lenses by mounting them on your Pentax PK / K mount camera body. This precision-machined copper adapter ring lets you use a vast library of vintage M42 threaded lenses with full manual control — manual focus, manual exposure, and aperture priority — opening up a world of creative possibilities for photographers who love the character of classic glass.

Key Features

• Universal M42 Compatibility: Fits any M42 (42mm screw-mount) threaded lens onto Pentax PK / K mount camera bodies.
• Quality Copper Construction: Machined from quality copper for durability, precise fit, and smooth lens attachment.
• Infinity Focus Support: Designed to allow infinity focus, so you can shoot landscapes, architecture, and more without compromise.
• Full Manual Control: Supports manual focus, manual exposure, and aperture priority — ideal for creative and film-style photography.
• Includes Disassembly Tool: Comes with a dedicated tool for easy installation and removal.
• Lightweight: Weighs only approx. 28g, adding virtually no bulk to your camera setup.
• Silver Finish: Clean, classic silver color that complements both vintage and modern camera bodies.

Specifications

What's in the Box

• 1 × M42 to Pentax PK K Mount Adapter Ring
• 1 × Disassembly Tool

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Frequently Asked Questions

Q: Which Pentax camera bodies are compatible with this M42 to PK adapter ring?

A: This M42 to Pentax PK K mount adapter ring is compatible with all Pentax K-mount camera bodies, including Pentax K-series DSLRs (such as the K-1, K-3, K-70, K-50, K-30, and more) as well as older Pentax PK film SLR bodies. Any camera body featuring a Pentax PK / K bayonet mount can be used with this adapter.

Q: Will I be able to achieve infinity focus with this adapter?

A: Yes. This adapter is specifically engineered to support infinity focus, so you can use your M42 lenses for all types of photography including landscapes and architecture, not just close-up or macro shooting.

Q: Does this adapter support autofocus?

A: No. This is a fully manual adapter — it supports manual focus, manual exposure, and aperture priority. Autofocus and electronic communication between lens and camera body are not supported, which is standard for M42-to-PK adapters of this type.

Q: What is the adapter made of, and is it durable?

A: The adapter ring is machined from quality copper, making it both durable and precise. The copper construction ensures a snug, reliable fit between your M42 lens and Pentax PK camera body.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.