This is a used 13lb Hammer Black Widow 2.0. It's drilled for a right-handed bowler with an overall span around 4 7/8". It has power grips, 55/64" in the middle finger & 13/16" in the ring finger. The thumb is an oval 1". Ups shipping for continental U.S. (48 States) E-mail with any Questions Good luck & good bidding?