Amazon.com : Commander Optics 650-1300mm f/8-16 HD Telephoto Zoom Lens for Pentax K-1, K-S2, K-S1, K-500, K-70, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K100D, K110D and K10D Digital SLR
Amazon.com : Pentax K-50 16MP Digital SLR Camera with 3-Inch LCD - Body Only (Black) : Electronics
Amazon.com : BIG MIKE'S ELECTRONICS Pack of 2 D-LI109 Batteries for Pentax K-R, K-S1, K-S2, K-30, K-50, K-70, K-500 Digital SLR Digital Camera : Electronics
Amazon.com : 500mm f/8 Manual Telephoto Lens for Pentax K-1, K-S2, K-S1, K- 500, K-70, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K-X, K20D, K100D, K110D and K10D Digital SLR Cameras-
Amazon.com : Pentax K-3 SLR Camera - Body Only : Slr Digital Cameras : Electronics
Amazon.com : Pentax K-50 16MP Digital SLR Camera Kit with DA L 18-55mm WR f3.5-5.6 Lens (White) : Electronics
Amazon.com : Pentax K-1 Full Frame DSLR Camera (Body Only) : Electronics
Pentax K-500 Digital Camera Accessory Kit Includes: SDDLi109 Battery, SDM-1535 Charger, KSD48GB Memory Card : Electronics - Amazon.com
Amazon.com : Pentax K-50 16MP Digital SLR Camera with 3-Inch LCD - Body Only (White) : Electronics
Amazon.com: BM Premium 2 Pack of D-LI109 Batteries and Battery Charger for Pentax KP, K-R, K-S1, K-S2, K-30, K-50, K-70, K-500 Digital SLR Camera : Electronics
Amazon.com : Pentax K-50 16MP Digital SLR Camera with 3-Inch LCD - Body Only (Black) : Electronics
Amazon.com : Pentax K-70 Weather-Sealed DSLR Camera, Body Only (Black) : Electronics
Amazon.com : BM Premium 2 Pack of D-LI109 Batteries and USB Dual Battery Charger for Pentax KP, K-R, K-S1, K-S2, K-30, K-50, K-70, K-500 Digital SLR Camera : Electronics
Amazon.com : Lens Cap Center Pinch for Pentax K-500 (72mm) + Lens Cap + Microfiber Cloth : Electronics
Amazon.com : Pentax D-LI90E Rechargeable Lithium-Ion Battery for 645, K-1II, K-1, K-3II, K-3, K-7, K-5, K-5II & K-5IIs DSLR's : Digital Camera Batteries : Electronics
Amazon.com : 500mm f/8-32 HD Preset Telephoto Lens for Pentax K-1, K-S2, K-S1, K-500, K-70, K-50, K-30, K5 IIs, K-7, K-5, K-3 II, K-2, K100D, K110D and K10D Digital SLR Cameras :
Amazon.com : Opteka Voyeur Right Angle Spy Lens for Pentax K-S1, K-500, K-50, K-30, K5 IIs, K-7, K-5, K-3, K-2, K-X, K20D, K100D, K110D and K10D Digital SLR Cameras : Digital Slr
Amazon.com : (3-Pack) Rear Lens Cap for Pentax K Mount, PK Lens Cap, Kmount Lens Rear Cover, PK Camera Body Cap for Pentax K K-70 K-1 K-3 II K-S2 K-S1 K-3 K-50
Pentax K-50 and K-500 review: Lots of photo features but pics disappoint - CNET