ALLOWS THE RIG TO GLIDE EASILY ON A HELICOPTER SETUP. BAIT SCREW 12MM. BAIT SCREW 18MM. ALLOWS THE RIG TO GLIDE EASILY ON A HELICOPTER SETUP, AND THE SPEED OF RING CHANGE IN A FAST-PACED SITUATION. VERY PRACTICABLE AND COMMONLY USED FOR ATTACHING ALL TYPES OF END TACKLE TO THE MAINLINE.
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