Arguably one of the best ever lenses made; not just by Canon but by anyone. Breathtaking, bright, crystal clear stabilised images, creamy bokeh, fast precise autofocus. It's the only kit with which I have got anywhere near 100% keepers; any discarded images were down to composition, not the lens.
eBay
Viltrox EF-EOSM Electronic Auto Focus Lens adapter for Canon EOS EF/EF-S lens to EOS M EF-M M2 M3 M5 M6 M10 M50 M100 Camera
Aliexpress UK
Canon 300mm f4 L series lens, image stabilised. Signs of light use, no visible fungus and only light dust. Fitted with Canon Tripod mount and Hoya 77mm UV filter. Takes superb, crisp images. Comes with original front and rear caps and original Canon carry case and strap. No box.
eBay
Haoge Lens Collar Replacement Foot for Canon EF 400mm f/2.8L IS USM, EF 300mm f/2.8L IS II USM, EF 400mm f/4 DO IS II USM Lens
Aliexpress UK
The zoom ring can be locked at the 70mm position, making this powerful lens easy to transport, too. Autofocus/Manual Focus: Smooth manual focus from close to infinity focus and fully working autofocus.
eBay
Canon EF 75-300mm f/4-5.6 III Telephoto Zoom Lens for Canon SLR Cameras 100D 200D 750D 760D 77D 1200D 1300D 1500D 800D
Aliexpress UK
Canon EF 300mm f/2.8L USM Telephoto Lens Well-used professional lens with visible signs of wear and tear, but in full working order. Optics are clean and performance is excellent. Ideal for sports and wildlife photography. Includes: • Lens hood • Carry case Please note: No lens cover or cap included.
eBay
K&F Concept Auto Focus Lens Mount Adapter EF to EOS M Adapter for Canon EF EF-S Lens and Canon EOS M M6 M50 M200 Mount Cameras
Aliexpress UK
Canon ef 300mm f/4l is usm lens very good condition. Lens takes excellent fault free images. Autofocus and IS are working perfectly. The end lenses are clean and mark free. There is a scuff / scratch on the mid-section of the lens that has no effect on function.
eBay
G8DB Adjustable M42 Lens to EF Mount Adapter, M42 EF, M42 for EF Adapter, EF M42 Lens, fit 42mm Screw Mount Lens
Aliexpress UK
With a maximum aperture of f/4, this lens is ideal for portrait photography and capturing detailed close-up shots. The plastic exterior and lightweight design make it easy to carry around for on-the-go photography shoots.
eBay
ET-60 58mm et60 Lens Hood Reversible Camera Accessories for Canon EF-S 55-250mm f/4-5.6 IS II & EF 75-300mm f/4-5.6 III USM Lens
Aliexpress UK
Fully working lens in good condition Clean from fungus and scratches
eBay
Meike MK-EFTZ-C Auto-Focus Mount Adapter for Canon EF/EF-S Lenses to Nikon Z Series Cameras Z5 Z6 Z7 Z50 Z6II Z7II Z30 etc
Aliexpress UK
Used Canon EF 75-300mm f/4-5.6 III USM Lens. Lens Mount Fitting: Canon EF. It would help if you could leave a note at checkout. Not in complete working order. Condition 6: "Faulty". Condition 5: "Heavily Used".
eBay
Auto Focus Camera Lens Adapter with Drop In Variable ND Filter ND3-ND500 Lens Converter Ring for Canon EF/EF-S Lens To EOS R RP
Aliexpress UK