Sigma will stop producing Pentax K-mount lenses - Camera Jabber
K&F Concept PK/DA L Manual Focus Lens Mount Adapter for Pentax K(PK/DA) Lens to Sigma Leica Panasonic L Mount Mirrorless Cameras|Lens Adapter| - AliExpress
Sigma 150-500mm f/5-6.3 APO DG HSM Lens for Pentax K Mount B&H
Sigma USB Dock for Pentax K-Mount Lenses 878109 B&H Photo Video
Sigma 80-200mm F3.5 Zoom Lens for Pentax K Mount - Etsy Norway