High Speed Rotor Oil 

for rotary valves



BSC high speed valve oil french horn


BSC HSRO provides quick free feel for rotary valve of  French Horns and other brass winds.

A drop before the perfromance to valve axis slides HSRO rotary valves supple. HSRO displaced ingress of condensation which can cause rapid wear of material to be chipped and hang permanent rotary valve.

Resin and residue free.

Before prolonged storage of your instrument as summer holidays, take out all valve slides to dry the instrument inside propery and then lubricate with HSRO.


CAUTION May be harmful if taken internally. DO NOT induce vomiting. Call a physician. COMBUSTIBLE. Contains petroleum distillates. KEEP OUT OF REACH OF CHILDREN.



mail order now!


shipping world wide Brass Sound Creation






Brass Sound Creation   Luxembourg   L-6687 Mertert   e-mail : bsckato@yahoo.de