Slik Ball Head 800 lens mount_Pentax 645 In these specific ways

In these specific ways

B+W TOP-POL Linear Polarizer for 58mm filter threads

missing rubber eyecup

The Manfrotto 484RC2 is a sturdy compact ball head suitable for DSLR and medium format systems (it'll hold up to 4kg)

so I'm not going to pack up to the library and write an optics dissertation

Slik Ball Head 800 lens mount_Pentax 645 In these specific waysThe Slik Ball Head 800 is a full sized ball head with a 5kg weight capacity, which is enough for pretty much anything you're likely to put on a ball head. It has independent ball and pan locks, plus a friction control and an easy to use quick release. Light cosmetic wear, good function.