Al Cass Fast Valve, Slide & Key Lubricant Oil General Musical Instruments An internal overtone control ring

An internal overtone control ring with a removable muffle ring make for extreme articulation and ultimate endurance

Wave: Preset: 800 MB (when converted to 16-bit linear format)

A boxed version of this product can be found HERE

Including presets for both classic and modern drum kits

Its portable design makes it an essential companion for gigging musicians

Al Cass Fast Valve, Slide & Key Lubricant Oil General Musical Instruments An internal overtone control ringAl Cass Fast Oil has been an enduring favourite of brass players for decades. It is a combination valve, slide and key oil designed for long lasting lubrication and is a petroleum based oil available in a 2 oz. bottle.