Material

•  Vulkollan (1)
•  aluminum (3)

Internal thread (inches)

• 5 1/2 (3) 

  1 1/2 (1) 2 (5) 2 1/2 (3) 3 (5) 4 (5) 6 (1)

External thread (inches)

• (no filter) 

  3 (1) 4 (1)