CANOPUS BT-20 [Bolt Tight / 20 pieces] SONOR hold the disc-shaped end

hold the disc-shaped end

The diaphragm's tone is open and wide

●Head: Skin Deep (Black Goat Graphic)

which uses a bent solid maple shell with internal reinforcement to maintain strength

CANOPUS BT-20 [Bolt Tight / 20 pieces] SONOR hold the disc-shaped endBolt Tight [Leather washers for attaching to drum tuning bolts] "They're easy to install, the bolts lock in exactly where you want them to, and they don't loosen easily. They also cut out the overtones in the drum, making the drum sound fatter, and are inexpensive and durable." Bolt Tight is the answer to such drummers' requests. It has received overwhelming support from drummers, drum techs, and rental companies alike. You won't understand its great