The total weight is 8 ounces (consisted of 4 free small weights, each with the weight of 4 ounces, 2 ounces, 1 ounce and 1 ounce)
The diameter is 30mm(1.18in)
Included 4 stainless steel screw adapters and 4 rubber plate.
It can balance the bow and reduce vibration.
Suitable for most composite bow and regular bow