Which makes it your perfect tool for the big clean surfaces

Ultra-Wide is a must-have for graffiti artists and urban calligraphers looking to combine speed

5 mm lead through a side button rather than a top push-cap

You‘ll get some impressions by Berlins finest Graffiti Writers

Surfaces: Concrete

uni power tank ball point pen snp 10 refill 1 0mm Boner Which makes it your perfectThis is the replacement cartridge for the uni Power Tank SN 220 pen series, built as a self contained pressurized capsule rather than a standard open vent refill the internal air pressure is what actually drives the ink forward, so a regular gravity fed refill wouldn't work the same way in this pen. Swapping the cartridge takes only a few seconds and fully restores the host pen's ability to write upside down, on wet surfaces, or down to 20C, since