Binderring, nickel plated steel, 50/56 mm

Binderring steel, nickel plated.

Technical info (average values) :
Weight : 28,8 Gram e.a.
Exterior : 56 mm
Interior : 50 mm
Material : 3,5 mm
Color : Silver / Chromium
Material : Steel, nickel plated
Nickel free : No