Amazon.com : PENTAX Super Multi-Coated SMC Takumar 200mm F4.0 F/4.0 M42 Screw Mount MF Lens (S/N:8325912)#55862 : Electronics
ASAHI PENTAX Super-TAKUMAR 135MM F/3.5 M42 Mount Lens with CAPS/CASE : Electronics - Amazon.com
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
Amazon.com : Celticbird T-Ring and M42 to 1.25" Telescope Adapter (T-Mount) (T Ring with Adapter Compatible with Pentax K Cameras) : Electronics
Amazon.com : Pentax Super Multi-Coated Takumar 24mm f3.5 Lens m42 with Hood : Electronics
Amazon.com : Fotasy Adjustable M42 42mm Screw Mount Lens to Cannon EOS RF Mount Adapter, M42 RF Adapter, M42 Lens to EOS RF, Compatible with Canon EOS R Mirrorless Camera EOS R
Amazon.com : Pentax Asahi Super Takumar 2.8 105 mm 105mm - M42 M 42 Digital : Electronics
Amazon.com : Fotasy Copper Adjustable M42 Lens to E Mount Adapter, 42mm Screw Mount to E Mount, Compatible with Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600 a6500
Amazon.com : Fotasy Adjustable M42 Lens to Cannon EF-M Mount Adapter, M42 EFM, M42 EOS M Adapter, Compatible with Canon EF M Mount Mirrorless Cameras EOS M M1 M2 M3 M5 M6
Amazon.com : Fotasy M42 Lens to Sony E-Mount Focusing Helicoid Adapter, 42mm Screw Mount lens to E-Mount Macro Extension Tube, fits Sony a3000 a3500 a5000 a5100 a6000 a6100 a6300 a6400 a6400 a6500
Amazon.com : Alstar T-Ring and M42 to 1.25" Telescope Adapter (T-Mount) for 42mm Pentax-k SLR/DSLR Telescope Cameras.(for Camera K-x, K-r, K-01, K-30, K20D, K200D, K2000, K1000, K100D Super, K110D, Etc). : Electronics
Amazon.com : Asahi Pentax Super Takumar 50mm F/1.4 Prime Lens, Fully Cla'ed, UV De-yellowed : Camera Lenses : Electronics
Amazon.com : Pixco Lens Adapter Ring Lens converter Suit for Tamron Adaptall II Lens to M42 Screw Mount Pentax ES Chinon CE Memotro Mamiya 500TL Yashica TL-Super Fujica ST801 Petri FT500 Miranda
Amazon.com : M42-FD Lens Adapter, M42-FD M42 Screw Lens for Canon FD F-1 A-1 T60 FTB Film Camera Adapter, for Zeiss, for Pentax, for Praktica, for Mamiya, for Zenit : Electronics
Amazon.com : PENTAX SMC-takumar 28 mm F3.5 : Electronics
Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics
Amazon.com : Fotasy Adjustable M42 Lens to M43 Adapter, 42mm screw Mount to MFT, fits Olympus E-PL8 E-PL9 E-M1 E-M5 E-M10 I II III E-PM2 E-PM1 Pen-F E-M1X/ Panasonic G7 G9 GF8