Evans Hydraulic Blue Drumhead, 6" Roland Simply loosen the knob and

Simply loosen the knob and adjust to your desired position

and rugged metal construction

And with features like instrument level inputs

Boss VE-5 Red Vocal Performer Effects Processor

Evans Hydraulic Blue Drumhead, 6" Roland Simply loosen the knob andEvans blue Hydraulic series features a thin film of oil between two plies of thin film offering maximum durability, a fat, deep and short sound pioneered by early 70's rock and roll. Hydraulics are famously easy to tune, making them a perfect fix for troublesome drums and players with little tuning experience. The revolutionary Evans Level 360 drum head technology is found in the proprietary collar design that extends the level playing surface of the