Aluminium Reservoir Cap Round 42mm o/d Unique idea and nifty engineering. Superb smooth finish in your choice of colour literally in your face. Get rid of the ugly black plastic stock originals. We offer a wide range of reservoir caps to fit Front Brake, Clutch and Rear Brake Cylinders on a huge range of models.
Comes complete with countersunk bolts where necessary.
Measurements are the outside diameter. Use your original membrane.
Material High Tensile Anodised Aluminium.