Product Review

This adapter ring is mainly used for connecting the "Pentax PK K Mount Lens" to "cameras with Sony NEX E Mount", easy and smooth to install, remove and operate lens.
Specifications:
Material: Metal
Compatible lens: for Pentax PK K Mount Lens
Compatible camera: for Sony NEX E Mount Camera
Item size: Approx. 6 * 6 * 3.2cm / 2.4 * 2.4 * 1.3in
Item weight: Approx. 98g / 3.4oz
Package size: Approx. 6.8 * 6.8 * 3.5cm / 2.7 * 2.7 * 1.4in
Package weight: Approx. 105g / 3.7oz

Package List:
1 * Adapter Ring