Uni-ball Signo UMR-5 Gel Pen Refill 0.5mm Black Blue 10 Pack

Uni-ball Signo UMR-5 Gel Pen Refill 0.5mm Black Blue 10 Pack

These refills are for the popular UM-100 pen line. Known for its smooth flowing ink and its writing performance, the UM-100 pens are top notch pens hidden in an economical body form.

Model Number UNI UMR5.24
Diameter – Max 6.0 mm
Ink Characteristics Acid-Free, Archival Quality, Fade-Resistant, Fraud Prevention, Lightfast
Ink Composition Pigment-Based
Size – Length 12.8 cm / 5.0 inches
Tip Material Metal
Tip Size 0.5 mm
Tip Type Conical
Water-Resistant Waterproof
Weight – Item Without Packaging 0.10 oz / 3 grams