Pearl TNK 10N/10 Tension keeper

Your drums will stay in tune a lot longer, thanks to these handy Pearl TNK-10N-10 tension keepers. They provide your tension rod with a bit of grip and make sure that the tensions rods suffer less from vibrations, so that they will not come loose.
These Tension Keepers keep your drum in tune and your tension rods tightened, so you can focus on playing and not adjusting.