NIKON BR-4 Adapter Inversion ISO SLR Camera Ring F Bayonet Release Attachment

Brand: Nikon. Model Number: BR-4. Item: Adapter Inversion ISO SLR Camera Ring F Bayonet Release Attachment.

Functions & Features: This listing consists of a Nikon BR-4 Auto Adapter Ring. 

The Nikon BR-4 Auto Diaphragm Ring permits automatic aperture diaphragm control with the PB-4 & PB-5 bellows units when combined with the AR-4, AR-7 & AR-10 cable releases. 

Actual unit dimensions: 8.5 x 6.5 x 1.5cm

Item is in good cosmetic condition and good working order. Item has some minor marks from previous use and application. 

Please review the photos above for more details.

Photographs are of the actual item for sale and are taken immediately prior to the auction (lens cap not included, it was used as a stand)