The Prologic 6 shooter bite indicators have been designed by thinking Anglers and have a compact internal 6 pin weight adjustment.
 
They also feature:
.  Adjustable line clip
.  Quick release connection
.  Internal Betalight slot
.  5 interchangeable bobbin heads, 1 x Red, 1 x Yellow, 1 x Green, 1 x Clear, 1 x Blue