Amazon.com : High-Power 500mm/1000mm f/8 Manual Telephoto Lens for Sony a7r, a7s, a7, a6500, a6300, a6000, a5100, a5000, a3000, NEX-7, NEX-6, NEX-5T, NEX-5N, NEX-5R, 3N and other E-Mount Digital Mirrorless Cameras :
Super-powered 500mm/1000mm f/8.0 Telephoto Lens (Black) with 2X Profes
Opteka 500mm f/8 Telephoto Lens for Sony a9, a7R, a7S, a7, a6500, a6300, a6000, a5100, a5000, a3000, NEX-7, NEX-6, NEX-5T, NEX-5N, NEX-5R, 3N and other E-Mount Digital Mirrorless Cameras - Walmart.com
T-Mount 500mm f/8.0 Preset Telephoto Lens for Sony E-Mount a6000, a5100, a5000, a3000 - Walmart.com
Tamron 150-500mm F/5-6.7 Di III VC VXD for Sony E-Mount | Bedfords.com
Used Sony 500mm f/4 G SSM Lens SAL500F40G B&H Photo Video
JINTU White Power 500mm f/8.0 Telephoto Zoom Manual Focus Lens for SONY NEX E mount /A7/A7R A3000 A6000 A6500 HX300 Camera|manual focus lens|telephoto zoomfor sony nex - AliExpress
Amazon.com : Super 500mm Manual Preset Telephoto Zoom Lens for Sony a7r, a7s, a7, a6000, a5100, a5000, a3000, NEX-7, NEX-6, NEX-5T, NEX-5N, NEX-5R, 3N and Other E-Mount Digital Mirrorless Cameras : Electronics
500mm F/8.0-32 Super Telephoto Lens Manual Zoom + T-mount To Nex E-mount Adapter Ring Kit Replacement For Sony A9 A7 A7r A7s - Camera Lenses - AliExpress
Opteka 500mm/1000mm FE SEL Telephoto Lens for Sony E Mount Mirrorless Cameras | eBay