Master brake cylinder 15mm, main brake cylinder

For /7 after 09/81 with  dual disc front

BMW R80RT, R100CS, R100RT, R100RS
R45 R65 R65LS  -09/1984 Dual disc

also suitable for all monolevers with double disc brakes (this 15mm brake cylinder ensures a harder pressure point, i.e. the brake feels more direct)
Monolever Modelle R65 R80 R80RT R100RS R100RT

For comparison 32722302370 

Product.Nr.: 32.72.370