Asahi Pentax 67 Helicoid Extension Tube brand_Thinktank 8 IS USM is a

8 IS USM is a very compact full-frame wide angle lens with a fast f2

with only very minor cosmetic wear from careful use

While some of the locking handles are plastic

The Canon 24-105mm f4L IS lens is a good quality full-frame all-around lens with a useful focal length range from wide angle to short telephoto- plus a constant f4 aperture and an image stabilizer

Asahi Pentax 67 Helicoid Extension Tube brand_Thinktank 8 IS USM is aThis helicoid extension tube lets you seamlessly adjust magnification for close up work with your Pentax 67 and nearly any Pentax 67 lens (not included). Less repeatable but more convenient than a "hard" extension tube set, this is a great addition to any Pentax 67 kit. In near new condition, with case.