AI-DUAL JAILBIRD MINI 1/2-BALL DB 推桿

This Ai-DUAL mini putter features a half-ball alignment design intended to improve aiming accuracy by making it easier to notice misalignment between the clubface and ball. It uses two types of resin in its insert for consistent speed and increased forward spin.

• The description claims that the half-ball design helps in achieving more precise and stable setup.
• The description claims that a study involving 52 participants and 1,060 putts showed improved face alignment and stability in putting direction.