Material affiliation

1. Brass (3)
2. Steel (3)
3. Stainless steel (3)

Color

1. Black (5)
2. Blue (2)
3. Red (2)

Diameter mm

1. 50 (2)
2. 63 (4)
3. 80 (1)
4. 100 (2)

Color (basic)

1. Blue (2)
2. Red (2)
3. Black (5)

Diameter (internal) mm

1. 50 (1)
2. 70 (1)
3. 35 (1)