Yakiv Cvetinckii. KGU mouthpieces booster.

 

Arturo Sandoval. KGU Classic mouthpieces booster.

 

Sergei Nakariakov. Concert and MK at Kiev. Gold 24K KGUbrass Cone Booster.

 

Yakiv Tsvietinskyi. Test of KGUBrass XXL Extra Heavy Trim Kit.

 

Anton Samutin tested a new Classic Booster (Brasspipe Unicorn Trumpet)

 

Orest Filipov has tested New Saxophone Heavy Neck Screws from KGUbrass.

 

Yakiv Tsvietinskyi about KGUbrass booster.

 

Alex German. "My impressions"

 

Vladimir Chertkov. About Cone Booster KGU.

 

Sergey Cherevatenko. Stock / HEAVY/ Light trumpet caps comparison.
Stomvi Master Trumpet.

 

 Kateryna Vakuliuk. KGUBrass equipment comparison. V6 HEAVY kit.