The Tama CB90R rubber beater has an adjustable weight which lets you dial in your own feel. Get the tone and response you desire from your kick drum with TAMA's Cobra Felt Beater. It offers a round shape for quick action and great contact with your kick drum. It also features an adjustable beater weight, so you can dial in the perfect feel and response Features Efficient round-head felt beater for great response and tone Adjustable beater weight lets you dial in your own feel This beater offers a round shape for quick action and great contact with your kick drum.