Unfortunately your current device does not have features required to fully protect your sensitive data while shopping online. In order to protect your own security, we do not allow the placing of orders using insecure devices. To become our valued customer, please upgrade your Internet browser software to a more recent and secure version. We recommend using the latest version of Google Chrome or Mozilla Firefox, but any modern browser will enable you to shop with us. For additional information please feel free to contact our customer support on 1-800-342-5534 .

Free Ground Shipping for orders > $99 in contiguous USA only  (see details)

Nikon PK12 Auto Extension Ring 14mm AI

This product is currently out of stock.

Do you want to be notified?

We’ll Email you when product is in stock

Do You Have One To sell?

Sell Your Gear To KEH and Get Cash

* Item pictured for illustrative purposes only, actual item not pictured.

Customers Also Bought

Nikon PK12 Auto Extension Ring 14mm AI Description


Nikon Auto Extension Rings PK and PN fit between the camera body and lens either individually or in combination. The extension rings have no optics. The PK and PN rings are used in manual focus mode and are considered non-CPU lens attachments. The PK-12 provides 14mm of extension and is compatible with Nikon SLR lenses longer than 50mm, or with a reversed 50mm lens.

PK-12 14mm Extension Tube can be used singly or in combination to vary the reproduction ratio of lenses from 20 to 300mm. It is mounted between the camera body and the lens. Through the lens exposure control automatially compensates for lens extension. Manual and aperture-priority auto-exposure control modes are possible Manual focus only.

KEH Specifications

  • Mount: F-bayonet mount
  • Brand: Nikon
  • Model: PK12
  • Extension: 14mm
  • Diaphragm Coupling: Automatic
  • Meter Coupling: Ai
  • Compatible Lenses: Lense from 20-300mm




Nikon Cameras:

  • F5
  • F100

Physical Characteristics

Lens Mount Nikon F Mount Ai

General information

Brand Name Nikon
Product Model PK-12
Manufacturer Part Number 2652
Manufacture GTIN 4960759002525

Customer Reviews