Guide two leg Aluminium Oxide

Quality guides for specimen rods with a total range of size 012 to 030. Guide is made of metal, ring is made of aluminum oxide and is seated directly in a metal frame. To illustrate - the largest guide 030 weighs 9,5 g.

The dimensions of individual sizes as shown on picture :

- size 012 - dimension A = 8.1 mm, dimension B = 19.0 mm

- size 016 - dimension A = 10.8 mm, dimension B = 25.0 mm

- size 020 - dimension A = 14.0 mm, dimension B = 30.0 mm

- size 025 - dimension A = 18.1 mm, dimension B = 37.5 mm

- size 030 - dimension A = 23.2 mm, dimension B = 49.0 mm