La Tromba AG T2 VALVE OIL
I started using this stuff when it was introduced to me by CarolBrass. they use it and send it out with all of their new horns. It really is GOOD!
From Switzerland, the finest valve oil in the world ! T2 Special is an oil for all valve instruments. It keeps valves friction free and SUPER FAST ! It works Extra clean with No build-up! Plus, it’s the longest acting valve oil on the market.