SMC Pentax-A 300mm F/2.8 ED Lens for Pentax K Mount #39695 H32 | eBay
Amazon.com : Pentax HD Pentax-DA 55-300mm f/4-5.8 ED WR Lens : Camcorder Lenses : Electronics
FS: SMC Pentax-A* 300mm F2.8 ED [IF]
HD PENTAX-DA 55-300mmF4.5-6.3ED PLM WR RE Telephoto Zoom Lens Evolved silent / high-speed AF and shortest shooting distance 95cm Compact and lightweight design with retractable structure Drip-proof structure that is safe even
Used Pentax-A* 300mm f/2.8 ED (IF) Lens – Beau Photo Supplies Inc.