K&F Concept PK-NEX High Precision Lens Adapter Mount for Pentax PK K Mount Lens to Sony E-Mount Body Mirrorless Camera Swimming Pools Friction dial prests oil pressure

Friction dial prests oil pressure when ball is unlocked to give easier framing adjustment & better safer support for heavy and long equipment

Advanced audio control mixer

In addition to one integrated shoe mount and multiple 1/4"-20 and 3/8"-16 accessory threads

High-speed file transfer from card to computer to dramatically accelerate workflow

K&F Concept PK-NEX High Precision Lens Adapter Mount for Pentax PK K Mount Lens to Sony E-Mount Body Mirrorless Camera Swimming Pools Friction dial prests oil pressureFeatures: Allow Pentax K mount lenses used on Sony E NEX Alpha camera body Made of brass and aluminum Stable, precise and durable construction Manually operated Infinity focus allowed For heavy medium format lenses, we suggest to use with a telephoto bracket and a tripod to balance its weight when shoot.