High Quality PR Bobbin 
No abrasion to PE Line.
Adjustable Weight Block And Mounting Outer Ring. 
66 x 34 x 19 mm 
PR Bobbin 30g + Weight Keeper 15g = 45g
 
Includes:
PR Bobbin x 1
Weight Keeper x 1
Carbon Fibre Case x 1
Carabiner x 1