B3 Archery Flo BT Release Blue. Simply adjust the screw for a faster or slower release with the use of a hex key. This hinge-style release also features a cerakote brass or aluminum handle with adjustable finger attachments and handle attachments. Features of B3 Archery Flo BT Release Patented design Patents pending Magnetic auto return hook All in one 3 or 4 finger design Grooved finger beds for added grip Interchangeable finger attachments Interchangeable handle attachments Proprietary handle adjustment design All new adjustable click and travel adjustments Package Contents: B3 Archery Flo BT Release B3 Archery FLO-ALCK: Flo BT Release Blue