Brand: Zwettler Radler.
Producer: Brauerei Zwettl - Karl Schwarz GmbH.
Description: White and gold crown cap. Gold and white logo with red letter: Z. Red text: Zwettler, green text: Radler. Two arrows, one white and one gold.
Plastic line.
Factory sign: R.R.K. (Rauh GmbH & Co. Blechwarenfabrikations-KG).