machine-milled aluminum insert with ball spirit level as an attachment
designed to ensure that the banksticks and buzzer bars are always perfectly straight and level
Use with the QR Buzzer Bars: Unscrew the central bite indicator or butt rest and fix the insert of the ball spirit level in the holder with a 10 degree turn
Use with the Black Label Banksticks: Simply pull out the inner tube and use the Cam-Lok fastener to fix the spirit level in the outer tube of the bankstick
