Gibraltar Tension Lock 2-1/4" Tension Rods - Pack of 10 Violin 1/2 ULTRA is made of a

ULTRA is made of a "high-tech" composite material

The Katoh MCG20CEQ classical guitar is made out of high-grade laminated wood

less unwanted overtones

Including 2 Indian percussion sounds

Gibraltar Tension Lock 2-1/4" Tension Rods - Pack of 10 Violin 1/2 ULTRA is made of aGibraltar Tension Lock Tension Rods feature interlocking flex receivers at the top that prevents the rod from backing out and detuning the drum under hard playing. The bottom of the flex receiver fits snugly into the oval cutouts in most counterhoops, locking into a fixed position. The special shape of the upper cavity corresponds to the metal tension rod's unique "collar" and when completely inserted it will not allow the rod to rotate without a drum