Exhaust nuts BIN VINTAGE black/polished aluminum - for air-cooled 2V boxer engines. For all models from /5/6/7 to R100R.
The outer diameter is approx. 100mm.
Cool look and better cooling thanks to a larger surface area. Not suitable for BMW R45/65!
Also available in blasted aluminum (item no. 181893) and polished aluminum (item no. 181895).