Maybe one of these similar products would be of interest:-
STAINLESS STEEL BANJO BOLT BLEED NIPPLE M10 X 1 FITS KTM CLUTCH SLAVE CYLINDER
Clutch Slave Cylinder Seals fits Yamaha XJR 1300 1999-2012
CLUTCH SLAVE CYLINDER REP KIT TOURMAX For Suzuki GSF 1200 S Bandit 2001-2005
Land Rover Series 2 & 2A (4 Cylinder) Clutch Slave Cylinder Flexi Hose