Amazon.com : Astromania 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 : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics
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 : K&F Concept M42 Lens to Micro 4/3 Lens Adapter,M42 Screw Mount to Micro Four Thirds M43 MFT Fits for Olympus PE, Panasonic Lumix : Electronics
Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
Amazon.com : Urth Lens Mount Adapter: Compatible with Pentax K Lens to Fujifilm X Camera Body : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
Amazon.com : Urth Lens Mount Adapter: Compatible with M42 Lens to Pentax K Camera Body : Electronics
Amazon.com : Pentax Super Multi-Coated Takumar 24mm f3.5 Lens m42 with Hood : Electronics
Amazon.com : Fotodiox Lens Mount Adapter - T-Mount (T/T-2) Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body,T2-PK : Electronics
Amazon.com : Fotodiox Lens Mount Adapter Compatible with M42 Type 1 Lenses to Nikon F-Mount Cameras : Electronics
Amazon.com : NEEWER Lens Mount Adapter Manual Focus Ring Compatible with Pentax K Mount Lens to Sony E Mount Camera Including Alpha 1 A9 A7 A7C A7R A7S A6600 A6400 A5000 NEX-7
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
Amazon.com : K&F Concept Lens Mount Adapter M42-NEX IV Manual Focus Compatible with M42 Lens and Sony E Mount Camera Body : Electronics
Amazon.com : PHOLSY M42 to EOS RF-Mount Adapter Compatible with M42 42mm Screw Mount Lens to Canon EOS RF Mount Camera Body for EOS R8, R50, R6 Mark II, R7, R10, R3,
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Nikon 1-Series Camera, fits Nikon V1, J1 Mirrorless Cameras, Type 1 fits Pentax Takumar and Zeiss Lenses. : Electronics
Amazon.com : Bower ABSPK Pentax K Mount to M42 Screw Mount Adapter : Camera Lens Adapters : Electronics
Amazon.com : Fotodiox Lens Mount Adapter - Compatible with Pentax K Mount (PK) SLR Lens on Fuji X-Mount Cameras : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter - M42 Screw Mount SLR Lens to Pentax K (PK) Mount SLR Camera Body : Electronics
Amazon.com : PHOLSY Lens Mount Adapter M42 to L Compatible with M42 42mm Screw Mount Lens to Leica L Mount Camera Body Compatible with Leica SL2, SL2-S, CL, TL2, Lumix S5, S1,
Amazon.com : Fotodiox Lens Mount Adapter (Type 1), M42 (42mm x1 Thread Screw) Lens to Pentax Q-Series Camera, fits Pentax Q Mirrorless Cameras, fits Pentax Takumar and Zeiss Lenses. : Electronics
